]>
* UO:$sequence(7,0,9999999)$
1.2
2012-08-30
29:08:2012 13:24
Filtered by Ancestor ID equals "UO:0000000"
OBO-Edit 2.3
UO
gkoutos
prefix slim
Scalar slim
in_subset
has_obo_format_version
definition
database_cross_reference
Attribute slim
Abnormal/normal slim
cell_quality
has_alternative_id
has_obo_namespace
namespace-id-rule
subset_property
unit group slim
Disposition slim
has_exact_synonym
has_related_synonym
unit slim
Absent/present slim
Value slim
Relational slim: types of quality that require an additional entity in order to exist
has_narrow_synonym
unit
A unit of measurement is a standardized quantity of a physical quality.
UO:0000000
george gkoutos
unit.ontology
A unit of measurement is a standardized quantity of a physical quality.
Wikipedia:Wikipedia
length unit
A unit which is a standard measure of the distance between two points.
UO:0000001
george gkoutos
unit.ontology
A unit which is a standard measure of the distance between two points.
Wikipedia:Wikipedia
mass unit
A unit which is a standard measure of the amount of matter/energy of a physical object.
UO:0000002
george gkoutos
unit.ontology
A unit which is a standard measure of the amount of matter/energy of a physical object.
Wikipedia:Wikipedia
time unit
A unit which is a standard measure of the dimension in which events occur in sequence.
UO:0000003
UO:0000149
george gkoutos
time derived unit
unit.ontology
A unit which is a standard measure of the dimension in which events occur in sequence.
Wikipedia:Wikipedia
electric current unit
A unit which is a standard measure of the flow of electric charge.
UO:0000004
george gkoutos
unit.ontology
A unit which is a standard measure of the flow of electric charge.
Wikipedia:Wikipedia
temperature unit
A unit which is a standard measure of the average kinetic energy of the particles in a sample of matter.
UO:0000005
UO:0000126
george gkoutos
temperature derived unit
unit.ontology
A unit which is a standard measure of the average kinetic energy of the particles in a sample of matter.
Wikipedia:Wikipedia
substance unit
A unit which is a standardised quantity of an element or compound with uniform composition.
UO:0000006
george gkoutos
unit.ontology
A unit which is a standardised quantity of an element or compound with uniform composition.
Wikipedia:Wikipedia
luminous intensity unit
A unit which is a standard measure of the wavelength-weighted power emitted by a light source in a particular direction.
UO:0000007
george gkoutos
unit.ontology
A unit which is a standard measure of the wavelength-weighted power emitted by a light source in a particular direction.
Wikipedia:Wikipedia
meter
A length unit which is equal to the length of the path traveled by light in vacuum during a time interval of 1/299 792 458 of a second.
UO:0000008
george gkoutos
m
metre
unit.ontology
A length unit which is equal to the length of the path traveled by light in vacuum during a time interval of 1/299 792 458 of a second.
BIPM:BIPM
NIST:NIST
kilogram
A mass unit which is equal to the mass of the International Prototype Kilogram kept by the BIPM at Svres, France.
UO:0000009
george gkoutos
kg
unit.ontology
A mass unit which is equal to the mass of the International Prototype Kilogram kept by the BIPM at Svres, France.
BIPM:BIPM
NIST:NIST
second
A time unit which is equal to the duration of 9 192 631 770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium 133 atom.
UO:0000010
george gkoutos
s
unit.ontology
A time unit which is equal to the duration of 9 192 631 770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium 133 atom.
BIPM:BIPM
NIST:NIST
ampere
A
An electric current unit which is equal to the constant current which, if maintained in two straight parallel conductors of infinite length, of negligible circular cross-section, and placed 1 m apart in vacuum, would produce between these conductors a force equal to 2 x 10^[-7] newton per meter of length.
UO:0000011
george gkoutos
unit.ontology
An electric current unit which is equal to the constant current which, if maintained in two straight parallel conductors of infinite length, of negligible circular cross-section, and placed 1 m apart in vacuum, would produce between these conductors a force equal to 2 x 10^[-7] newton per meter of length.
BIPM:BIPM
NIST:NIST
kelvin
A thermodynamic temperature unit which is equal to the fraction 1/273.16 of the thermodynamic temperature of the triple point of water.
K
UO:0000012
george gkoutos
unit.ontology
A thermodynamic temperature unit which is equal to the fraction 1/273.16 of the thermodynamic temperature of the triple point of water.
BIPM:BIPM
NIST:NIST
mole
A substance unit which is equal to the amount of substance of a molecular system which contains as many elementary entities as there are atoms in 0.012 kilogram of carbon 12.
UO:0000013
george gkoutos
mol
unit.ontology
A substance unit which is equal to the amount of substance of a molecular system which contains as many elementary entities as there are atoms in 0.012 kilogram of carbon 12.
BIPM:BIPM
NIST:NIST
candela
A luminous intensity unit which equal to the luminous intensity, in a given direction, of a source that emits monochromatic radiation of frequency 540 x 1012 hertz and that has a radiant intensity in that direction of 1/683 watt per steradian.
UO:0000014
cd
george gkoutos
unit.ontology
A luminous intensity unit which equal to the luminous intensity, in a given direction, of a source that emits monochromatic radiation of frequency 540 x 1012 hertz and that has a radiant intensity in that direction of 1/683 watt per steradian.
BIPM:BIPM
NIST:NIST
centimeter
A length unit which is equal to one hundredth of a meter or 10^[-2] m.
UO:0000015
centimetre
cm
george gkoutos
unit.ontology
A length unit which is equal to one hundredth of a meter or 10^[-2] m.
NIST:NIST
millimeter
A length unit which is equal to one thousandth of a meter or 10^[-3] m.
UO:0000016
george gkoutos
micrometre
mm
unit.ontology
A length unit which is equal to one thousandth of a meter or 10^[-3] m.
NIST:NIST
micrometer
A length unit which is equal to one millionth of a meter or 10^[-6] m.
UO:0000017
george gkoutos
micrometre
micron
um
unit.ontology
A length unit which is equal to one millionth of a meter or 10^[-6] m.
NIST:NIST
nanometer
A length unit which is equal to one thousandth of one millionth of a meter or 10^[-9] m.
UO:0000018
george gkoutos
nanometre
nm
unit.ontology
A length unit which is equal to one thousandth of one millionth of a meter or 10^[-9] m.
NIST:NIST
angstrom
A
A length unit which is equal to 10 [-10] m.
UO:0000019
george gkoutos
unit.ontology
A length unit which is equal to 10 [-10] m.
NIST:NIST
picometer
A length unit which is equal to 10^[-12] m.
UO:0000020
george gkoutos
picometre
pm
unit.ontology
A length unit which is equal to 10^[-12] m.
NIST:NIST
gram
A mass unit which is equal to one thousandth of a kilogram or 10^[-3] kg.
UO:0000021
g
george gkoutos
unit.ontology
A mass unit which is equal to one thousandth of a kilogram or 10^[-3] kg.
NIST:NIST
milligram
A mass unit which is equal to one thousandth of a gram or 10^[-3] g.
UO:0000022
george gkoutos
mg
unit.ontology
A mass unit which is equal to one thousandth of a gram or 10^[-3] g.
UOC:GVG
microgram
A mass unit which is equal to one millionth of a gram or 10^[-6] g.
UO:0000023
george gkoutos
ug
unit.ontology
A mass unit which is equal to one millionth of a gram or 10^[-6] g.
UOC:GVG
nanogram
A mass unit which is equal to one thousandth of one millionth of a gram or 10^[-9] g.
UO:0000024
george gkoutos
ng
unit.ontology
A mass unit which is equal to one thousandth of one millionth of a gram or 10^[-9] g.
UOC:GVG
picogram
A mass unit which is equal to 10^[-12] g.
UO:0000025
george gkoutos
pg
unit.ontology
A mass unit which is equal to 10^[-12] g.
UOC:GVG
femtogram
A mass unit which is equal to 10^[-15] g.
UO:0000026
fg
george gkoutos
unit.ontology
A mass unit which is equal to 10^[-15] g.
NIST:NIST
degree Celsius
A temperature unit which is equal to one kelvin degree. However, they have their zeros at different points. The centigrade scale has its zero at 273.15 K.
C
UO:0000027
george gkoutos
unit.ontology
A temperature unit which is equal to one kelvin degree. However, they have their zeros at different points. The centigrade scale has its zero at 273.15 K.
NIST:NIST
millisecond
A time unit which is equal to one thousandth of a second or 10^[-3] s.
UO:0000028
george gkoutos
ms
unit.ontology
A time unit which is equal to one thousandth of a second or 10^[-3] s.
NIST:NIST
microsecond
A time unit which is equal to one millionth of a second or 10^[-6] s.
UO:0000029
george gkoutos
unit.ontology
us
A time unit which is equal to one millionth of a second or 10^[-6] s.
NIST:NIST
picosecond
A time unit which is equal to 10^[-12] s.
UO:0000030
george gkoutos
ps
unit.ontology
A time unit which is equal to 10^[-12] s.
NIST:NIST
minute
A time unit which is equal to 60 seconds.
UO:0000031
george gkoutos
min
unit.ontology
A time unit which is equal to 60 seconds.
Wikipedia:Wikipedia
hour
A time unit which is equal to 3600 seconds or 60 minutes.
UO:0000032
george gkoutos
h
unit.ontology
A time unit which is equal to 3600 seconds or 60 minutes.
Wikipedia:Wikipedia
day
A time unit which is equal to 24 hours.
UO:0000033
george gkoutos
unit.ontology
A time unit which is equal to 24 hours.
Wikipedia:Wikipedia
week
A time unit which is equal to 7 days.
UO:0000034
george gkoutos
unit.ontology
A time unit which is equal to 7 days.
Wikipedia:Wikipedia
month
A time unit which is approximately equal to the length of time of one of cycle of the moon's phases which in science is taken to be equal to 30 days.
UO:0000035
george gkoutos
unit.ontology
A time unit which is approximately equal to the length of time of one of cycle of the moon's phases which in science is taken to be equal to 30 days.
Wikipedia:Wikipedia
year
A time unit which is equal to 12 months which is science is taken to be equal to 365.25 days.
UO:0000036
george gkoutos
unit.ontology
A time unit which is equal to 12 months which is science is taken to be equal to 365.25 days.
Wikipedia:Wikipedia
milliampere
An electric current unit current which is equal to one thousandth of an ampere or 10^[-3] A.
UO:0000037
george gkoutos
mA
unit.ontology
An electric current unit current which is equal to one thousandth of an ampere or 10^[-3] A.
UOC:GVG
microampere
An electric current unit current which is equal to one millionth of an ampere or 10^[-6] A.
UO:0000038
george gkoutos
uA
unit.ontology
An electric current unit current which is equal to one millionth of an ampere or 10^[-6] A.
UOC:GVG
micromole
A substance unit equal to a millionth of a mol or 10^[-6] mol.
UO:0000039
george gkoutos
umol
unit.ontology
A substance unit equal to a millionth of a mol or 10^[-6] mol.
NIST:NIST
millimole
A substance unit equal to a thousandth of a mol or 10^[-3] mol.
UO:0000040
george gkoutos
mmol
unit.ontology
A substance unit equal to a thousandth of a mol or 10^[-3] mol.
NIST:NIST
nanomole
A substance unit equal to one thousandth of one millionth of a mole or 10^[-9] mol.
UO:0000041
george gkoutos
nmol
unit.ontology
A substance unit equal to one thousandth of one millionth of a mole or 10^[-9] mol.
NIST:NIST
picomole
A substance unit equal to 10^[-12] mol.
UO:0000042
george gkoutos
pmol
unit.ontology
A substance unit equal to 10^[-12] mol.
NIST:NIST
femtomole
A substance unit equal to 10^[-15] mol.
UO:0000043
fmol
george gkoutos
unit.ontology
A substance unit equal to 10^[-15] mol.
NIST:NIST
attomole
A substance unit equal to 10^[-18] mol.
UO:0000044
amol
george gkoutos
unit.ontology
A substance unit equal to 10^[-18] mol.
NIST:NIST
base unit
A unit which is one of a particular measure to which all measures of that type can be related.
UO:0000045
george gkoutos
unit.ontology
A unit which is one of a particular measure to which all measures of that type can be related.
NIST:NIST
prefix
2012-06-13T13:09:05Z
UO:0000046
gkoutos
unit.ontology
area unit
A unit which is a standard measure of the amount of a 2-dimensional flat surface.
UO:0000047
george gkoutos
unit.ontology
A unit which is a standard measure of the amount of a 2-dimensional flat surface.
UOC:GVG
acceleration unit
A unit which is a standard measure of the rate of change of velocity in either speed or direction.
UO:0000048
george gkoutos
unit.ontology
A unit which is a standard measure of the rate of change of velocity in either speed or direction.
Wikipedia:Wikipedia
angular velocity unit
A unit which is a standard measure of the rate of angular movement about an axis; the angle rotated in a given time.
UO:0000049
george gkoutos
unit.ontology
A unit which is a standard measure of the rate of angular movement about an axis; the angle rotated in a given time.
Wikipedia:Wikipedia
angular acceleration unit
A unit which is a standard measure of the rate of change of angular velocity.
UO:0000050
george gkoutos
unit.ontology
A unit which is a standard measure of the rate of change of angular velocity.
Wikipedia:Wikipedia
concentration unit
A unit which represents a standard measurement of how much of a given substance there is mixed with another substance.
UO:0000051
george gkoutos
unit.ontology
A unit which represents a standard measurement of how much of a given substance there is mixed with another substance.
UOC:GVG
mass density unit
A density unit which is a standard measure of the mass of a substance in a given volume.
UO:0000052
george gkoutos
mass per unit volume
unit.ontology
A density unit which is a standard measure of the mass of a substance in a given volume.
UOC:GVG
luminance unit
A unit which is a standard measure of the luminous intensity impinging on a given area.
UO:0000053
george gkoutos
unit.ontology
A unit which is a standard measure of the luminous intensity impinging on a given area.
Wikipedia:Wikipedia
area density unit
A density unit which is a standard measure of the mass exerting an influence on a given area.
UO:0000054
george gkoutos
mass per unit area unit
unit.ontology
A density unit which is a standard measure of the mass exerting an influence on a given area.
Wikipedia:Wikipedia
molar mass unit
A unit which is a standard measure of the mass of a homogeneous substance containing 6.02 x 1023 atoms or molecules.
UO:0000055
george gkoutos
unit.ontology
A unit which is a standard measure of the mass of a homogeneous substance containing 6.02 x 1023 atoms or molecules.
Wikipedia:Wikipedia
molar volume unit
A unit which is a standard measure of the volume of a homogeneous substance containing 6.02 x 1023 atoms or molecules.
UO:0000056
george gkoutos
unit.ontology
A unit which is a standard measure of the volume of a homogeneous substance containing 6.02 x 1023 atoms or molecules.
Wikipedia:Wikipedia
momentum unit
A unit which is a standard measure of the quantity of motion measured by the product of mass and velocity.
UO:0000057
george gkoutos
unit.ontology
A unit which is a standard measure of the quantity of motion measured by the product of mass and velocity.
Wikipedia:Wikipedia
rotational frequency unit
A unit which is a standard measure of the number of rotations in a given time.
UO:0000058
george gkoutos
unit.ontology
A unit which is a standard measure of the number of rotations in a given time.
NIST:NIST
specific volume unit
A unit which is a standard measure of the volume of a given mass of substance (the reciprocal of density).
UO:0000059
george gkoutos
unit.ontology
A unit which is a standard measure of the volume of a given mass of substance (the reciprocal of density).
Wikipedia:Wikipedia
speed/velocity unit
A unit which is a standard measure of the rate of movement. Speed is measured in the same physical units of measurement as velocity, but does not contain the element of direction that velocity has. Speed is thus the magnitude component of velocity.
UO:0000060
george gkoutos
unit.ontology
A unit which is a standard measure of the rate of movement. Speed is measured in the same physical units of measurement as velocity, but does not contain the element of direction that velocity has. Speed is thus the magnitude component of velocity.
Wikipedia:Wikipedia
unit of molarity
A concentration unit which is a standard measure of the number of moles of a given substance per liter of solution.
UO:0000061
george gkoutos
unit.ontology
A concentration unit which is a standard measure of the number of moles of a given substance per liter of solution.
UOC:GVG
molar
A unit of concentration which expresses a concentration of 1 mole of solute per liter of solution (mol/L).
M
UO:0000062
george gkoutos
unit.ontology
A unit of concentration which expresses a concentration of 1 mole of solute per liter of solution (mol/L).
UOC:GVG
millimolar
A unit of molarity which is equal to one thousandth of a molar or 10^[-3] M.
UO:0000063
george gkoutos
mM
unit.ontology
A unit of molarity which is equal to one thousandth of a molar or 10^[-3] M.
UOC:GVG
micromolar
A unit of molarity which is equal to one millionth of a molar or 10^[-6] M.
UO:0000064
george gkoutos
uM
unit.ontology
A unit of molarity which is equal to one millionth of a molar or 10^[-6] M.
UOC:GVG
nanomolar
A unit of molarity which is equal to one thousandth of one millionth of a molar or 10^[-9] M.
UO:0000065
george gkoutos
nM
unit.ontology
A unit of molarity which is equal to one thousandth of one millionth of a molar or 10^[-9] M.
UOC:GVG
picomolar
A unit of molarity which is equal to 10^[-12] M.
UO:0000066
george gkoutos
pM
unit.ontology
A unit of molarity which is equal to 10^[-12] M.
UOC:GVG
unit of molality
A concentration unit which is a standard measure of the number of moles of a given substance per kilogram of solvent.
UO:0000067
george gkoutos
unit.ontology
A concentration unit which is a standard measure of the number of moles of a given substance per kilogram of solvent.
UOC:GVG
molal
A unit of concentration which expresses a concentration of a solution of 1 mole per kilogram of solvent (mol/kg).
UO:0000068
george gkoutos
m
unit.ontology
A unit of concentration which expresses a concentration of a solution of 1 mole per kilogram of solvent (mol/kg).
UOC:GVG
millimolal
A molality unit which is equal to one thousandth of a molal or 10^[-3] m.
UO:0000069
george gkoutos
mm
unit.ontology
A molality unit which is equal to one thousandth of a molal or 10^[-3] m.
UOC:GVG
micromolal
A molality unit which is equal to one millionth of a molal or 10^[-6] m.
UO:0000070
george gkoutos
um
unit.ontology
A molality unit which is equal to one millionth of a molal or 10^[-6] m.
UOC:GVG
nanomolal
A molality unit which is equal to one thousandth of one millionth of a molal or 10^[-9] m.
UO:0000071
george gkoutos
nm
unit.ontology
A molality unit which is equal to one thousandth of one millionth of a molal or 10^[-9] m.
UOC:GVG
picomolal
A molality unit which is equal to 10^[-12] m.
UO:0000072
george gkoutos
pm
unit.ontology
A molality unit which is equal to 10^[-12] m.
UOC:GVG
femtomolar
A unit of molarity which is equal to 10^[-15] M.
UO:0000073
fM
george gkoutos
unit.ontology
A unit of molarity which is equal to 10^[-15] M.
UOC:GVG
unit of normality
A unit of concentration which highlights the chemical nature of salts.
UO:0000074
george gkoutos
unit.ontology
A unit of concentration which highlights the chemical nature of salts.
Wikipedia:Wikipedia
normal
A unit of concentration which is one gram equivalent of a solute per liter of solution. A gram equivalent weight or equivalent is a measure of the reactive capacity of a given molecule.
N
UO:0000075
george gkoutos
unit.ontology
A unit of concentration which is one gram equivalent of a solute per liter of solution. A gram equivalent weight or equivalent is a measure of the reactive capacity of a given molecule.
Wikipedia:Wikipedia
mole fraction
(x)
A concentration unit which denotes the number of moles of solute as a proportion of the total number of moles in a solution.
UO:0000076
chi
george gkoutos
unit.ontology
A concentration unit which denotes the number of moles of solute as a proportion of the total number of moles in a solution.
Wikipedia:Wikipedia
meter per second per second
An acceleration unit which is equal to the acceleration an object changing its velocity by 1meter/s over a time period that equals one second.
UO:0000077
george gkoutos
m/s^[2]
metre per second per second
unit.ontology
An acceleration unit which is equal to the acceleration an object changing its velocity by 1meter/s over a time period that equals one second.
NIST:NIST
radian per second per second
An angular unit acceleration which is equal to the angular acceleration of an object changing its angular velocity by 1rad/s over a time period that equals one second.
UO:0000078
alpha
george gkoutos
rad/s^[2]
unit.ontology
An angular unit acceleration which is equal to the angular acceleration of an object changing its angular velocity by 1rad/s over a time period that equals one second.
NIST:NIST
radian per second
An angular unit velocity which is equal to about 9.54930 rpm (revolutions per minute).
UO:0000079
george gkoutos
rad/s
unit.ontology
An angular unit velocity which is equal to about 9.54930 rpm (revolutions per minute).
NIST:NIST
square meter
An area unit which is equal to an area enclosed by a square with sides each 1 meter long.
UO:0000080
george gkoutos
m^[2]
square metre
unit.ontology
An area unit which is equal to an area enclosed by a square with sides each 1 meter long.
NIST:NIST
square centimeter
An area unit which is equal to one thousand of square meter or 10^[-3] m^[2].
UO:0000081
cm^[2]
george gkoutos
square centimetre
unit.ontology
An area unit which is equal to one thousand of square meter or 10^[-3] m^[2].
NIST:NIST
square millimeter
An area unit which is equal to one millionth of a square meter or 10^[-6] m^[2].
UO:0000082
george gkoutos
mm^[2]
square millimetre
unit.ontology
An area unit which is equal to one millionth of a square meter or 10^[-6] m^[2].
NIST:NIST
kilogram per cubic meter
A mass unit density which is equal to mass of an object in kilograms divided by the volume in cubic meters.
UO:0000083
george gkoutos
kg/m^[3]
kilogram per cubic metre
unit.ontology
A mass unit density which is equal to mass of an object in kilograms divided by the volume in cubic meters.
UOC:GVG
gram per cubic centimeter
A mass unit density which is equal to mass of an object in grams divided by the volume in cubic centimeters.
UO:0000084
g/cm^[3]
george gkoutos
gram per cubic centimetre
unit.ontology
A mass unit density which is equal to mass of an object in grams divided by the volume in cubic centimeters.
UOC:GVG
candela per square meter
A luminance unit which is equal to a luminous intensity of one candela radiating from a surface whose area is one square meter.
UO:0000085
candela per square metre
cd/m^[2]
george gkoutos
unit.ontology
A luminance unit which is equal to a luminous intensity of one candela radiating from a surface whose area is one square meter.
NIST:NIST
kilogram per square meter
An area density unit which is equal to the mass of an object in kilograms divided by the surface area in meters squared.
Body Mass Index (BMI)
UO:0000086
george gkoutos
kg/m^[2]
kilogram per square metre
unit.ontology
An area density unit which is equal to the mass of an object in kilograms divided by the surface area in meters squared.
NIST:NIST
kilogram per mole
A molar mass unit which is equal to one kilogram of mass of one mole of chemical element or chemical compound.
UO:0000087
george gkoutos
kg/mol
unit.ontology
A molar mass unit which is equal to one kilogram of mass of one mole of chemical element or chemical compound.
NIST:NIST
gram per mole
A molar mass unit which is equal to one gram of mass of one mole of chemical element or chemical compound.
UO:0000088
g/mol
george gkoutos
unit.ontology
A molar mass unit which is equal to one gram of mass of one mole of chemical element or chemical compound.
NIST:NIST
cubic meter per mole
A molar volume unit which is equal to 1 cubic meter occupied by one mole of a substance in the form of a solid, liquid, or gas.
UO:0000089
cubic metre per mole
george gkoutos
m^[3]/mol
unit.ontology
A molar volume unit which is equal to 1 cubic meter occupied by one mole of a substance in the form of a solid, liquid, or gas.
NIST:NIST
cubic centimeter per mole
A molar volume unit which is equal to 1 cubic centimeter occupied by one mole of a substance in the form of a solid, liquid, or gas.
UO:0000090
cm^[3]/mol
cubic centimetre per mole
george gkoutos
unit.ontology
A molar volume unit which is equal to 1 cubic centimeter occupied by one mole of a substance in the form of a solid, liquid, or gas.
NIST:NIST
kilogram meter per second
A momentum unit which is equal to the momentum of a one kilogram mass object with a speed of one meter per second.
UO:0000091
george gkoutos
kg.m/s
kilogram metre per second
unit.ontology
A momentum unit which is equal to the momentum of a one kilogram mass object with a speed of one meter per second.
NIST:NIST
turns per second
1/s
A rotational frequency unit which is equal to the number complete turn in a period of time that equals to 1 second.
UO:0000092
george gkoutos
one turn per second
unit.ontology
A rotational frequency unit which is equal to the number complete turn in a period of time that equals to 1 second.
NIST:NIST
cubic meter per kilogram
A specific volume unit which is equal to one cubic meter volume occupied by one kilogram of a particular substance.
UO:0000093
cubic metre per kilogram
george gkoutos
m^[3]/kg
unit.ontology
A specific volume unit which is equal to one cubic meter volume occupied by one kilogram of a particular substance.
NIST:NIST
meter per second
A speed/velocity unit which is equal to the speed of an object traveling 1 meter distance in one second.
UO:0000094
george gkoutos
m/s
metre per second
unit.ontology
A speed/velocity unit which is equal to the speed of an object traveling 1 meter distance in one second.
NIST:NIST
volume unit
A unit which is a standard measure of the amount of space occupied by any substance, whether solid, liquid, or gas.
UO:0000095
george gkoutos
unit.ontology
A unit which is a standard measure of the amount of space occupied by any substance, whether solid, liquid, or gas.
NIST:NIST
cubic meter
A volume unit which is equal to the volume of a cube with edges one meter in length. One cubic meter equals to 1000 liters.
UO:0000096
cubic metre
george gkoutos
m^[3]
unit.ontology
A volume unit which is equal to the volume of a cube with edges one meter in length. One cubic meter equals to 1000 liters.
NIST:NIST
cubic centimeter
A volume unit which is equal to one millionth of a cubic meter or 10^[-9] m^[3], or to 1 ml.
UO:0000097
cc
cm^3
cubic centimetre
george gkoutos
unit.ontology
A volume unit which is equal to one millionth of a cubic meter or 10^[-9] m^[3], or to 1 ml.
NIST:NIST
milliliter
A volume unit which is equal to one thousandth of a liter or 10^[-3] L, or to 1 cubic centimeter.
UO:0000098
george gkoutos
millilitre
ml
unit.ontology
A volume unit which is equal to one thousandth of a liter or 10^[-3] L, or to 1 cubic centimeter.
NIST:NIST
liter
A volume unit which is equal to one thousandth of a cubic meter or 10^[-3] m^[3], or to 1 decimeter.
L
UO:0000099
george gkoutos
l
litre
unit.ontology
A volume unit which is equal to one thousandth of a cubic meter or 10^[-3] m^[3], or to 1 decimeter.
NIST:NIST
cubic decimeter
A volume unit which is equal to one thousand of a cubic meter or 10^[-3] m^[3], or to 1 L.
UO:0000100
cubic decimetre
dm^[3]
george gkoutos
unit.ontology
A volume unit which is equal to one thousand of a cubic meter or 10^[-3] m^[3], or to 1 L.
NIST:NIST
microliter
A volume unit which is equal to one millionth of a liter or 10^[-6] L.
UO:0000101
george gkoutos
microlitre
ul
unit.ontology
A volume unit which is equal to one millionth of a liter or 10^[-6] L.
NIST:NIST
nanoliter
A volume unit which is equal to one thousandth of one millionth of a liter or 10^[-9] L.
UO:0000102
george gkoutos
nanolitre
nl
unit.ontology
A volume unit which is equal to one thousandth of one millionth of a liter or 10^[-9] L.
NIST:NIST
picoliter
A volume unit which is equal to 10^[-12] L.
UO:0000103
george gkoutos
picolitre
pl
unit.ontology
A volume unit which is equal to 10^[-12] L.
NIST:NIST
femtoliter
A volume unit which is equal to 10^[-15] L.
UO:0000104
femtolitre
fl
george gkoutos
unit.ontology
A volume unit which is equal to 10^[-15] L.
NIST:NIST
frequency unit
A unit which is a standard measure of the number of repetitive actions in a particular time.
UO:0000105
george gkoutos
unit.ontology
A unit which is a standard measure of the number of repetitive actions in a particular time.
NIST:NIST
hertz
A frequency unit which is equal to 1 complete cycle of a recurring phenomenon in 1 second.
Hz
UO:0000106
george gkoutos
s^1
unit.ontology
A frequency unit which is equal to 1 complete cycle of a recurring phenomenon in 1 second.
NIST:NIST
force unit
A unit which is a standard measure of the force is applied when a mass is accelerated.
UO:0000107
george gkoutos
unit.ontology
A unit which is a standard measure of the force is applied when a mass is accelerated.
NIST:NIST
newton
A force unit which is equal to the force required to cause an acceleration of 1m/s2 of a mass of 1 Kg in the direction of the force.
N
UO:0000108
george gkoutos
unit.ontology
A force unit which is equal to the force required to cause an acceleration of 1m/s2 of a mass of 1 Kg in the direction of the force.
NIST:NIST
pressure unit
A unit which is a standard measure of the force applied to a given area.
UO:0000109
george gkoutos
unit.ontology
A unit which is a standard measure of the force applied to a given area.
NIST:NIST
pascal
A pressure unit which is equal to the pressure or stress on a surface caused by a force of 1 newton spread over a surface of 1 m^[2].
Pa
UO:0000110
george gkoutos
unit.ontology
A pressure unit which is equal to the pressure or stress on a surface caused by a force of 1 newton spread over a surface of 1 m^[2].
NIST:NIST
energy unit
A unit which is a standard measure of the work done by a certain force (gravitational, electric, magnetic, force of inertia, etc).
UO:0000111
george gkoutos
unit.ontology
A unit which is a standard measure of the work done by a certain force (gravitational, electric, magnetic, force of inertia, etc).
NIST:NIST
joule
An energy unit which is equal to the energy required when a force of 1 newton moves an object 1 meter in the direction of the force.
J
UO:0000112
george gkoutos
unit.ontology
An energy unit which is equal to the energy required when a force of 1 newton moves an object 1 meter in the direction of the force.
NIST:NIST
power unit
A unit which is a standard measure power or the rate of doing work.
UO:0000113
george gkoutos
unit.ontology
A unit which is a standard measure power or the rate of doing work.
NIST:NIST
watt
A power unit which is equal to the power used when work is done at the rate of 1 joule per second.
UO:0000114
W
george gkoutos
unit.ontology
A power unit which is equal to the power used when work is done at the rate of 1 joule per second.
NIST:NIST
illuminance unit
A unit which is a standard measure of the luminous flux incident on a unit area.
UO:0000115
george gkoutos
unit.ontology
A unit which is a standard measure of the luminous flux incident on a unit area.
Wikipedia:Wikipedia
lux
An illuminance unit which is equal to the illuminance produced by 1 lumen evenly spread over an area 1 m^[2].
UO:0000116
george gkoutos
lx
unit.ontology
An illuminance unit which is equal to the illuminance produced by 1 lumen evenly spread over an area 1 m^[2].
NIST:NIST
luminous flux unit
A unit which is a standard measure of the flow of radiant energy.
UO:0000117
george gkoutos
unit.ontology
A unit which is a standard measure of the flow of radiant energy.
Wikipedia:Wikipedia
lumen
A luminous flux unit which is equal to the luminous flux emitted into 1 steradian by a point source of 1 candela.
UO:0000118
george gkoutos
lm
unit.ontology
A luminous flux unit which is equal to the luminous flux emitted into 1 steradian by a point source of 1 candela.
NIST:NIST
catalytic activity unit
A unit which is a standard measure of the amount of the action of a catalyst.
UO:0000119
george gkoutos
unit.ontology
A unit which is a standard measure of the amount of the action of a catalyst.
NIST:NIST
katal
A catalytic unit activity which is equal to the activity of a catalyst in moles per second, such as the amount of an enzyme needed to transform one mole of substrate per second.
UO:0000120
george gkoutos
kat
unit.ontology
A catalytic unit activity which is equal to the activity of a catalyst in moles per second, such as the amount of an enzyme needed to transform one mole of substrate per second.
NIST:NIST
angle unit
A unit which is a standard measure of the figure or space formed by the junction of two lines or planes.
UO:0000121
george gkoutos
unit.ontology
A unit which is a standard measure of the figure or space formed by the junction of two lines or planes.
Wikipedia:Wikipedia
plane angle unit
A unit which is a standard measure of the angle formed by two straight lines in the same plane.
UO:0000122
george gkoutos
unit.ontology
A unit which is a standard measure of the angle formed by two straight lines in the same plane.
Wikipedia:Wikipedia
radian
A plane angle unit which is equal to the angle subtended at the center of a circle by an arc equal in length to the radius of the circle, approximately 57 degrees 17 minutes and 44.6 seconds.
UO:0000123
george gkoutos
rad
unit.ontology
A plane angle unit which is equal to the angle subtended at the center of a circle by an arc equal in length to the radius of the circle, approximately 57 degrees 17 minutes and 44.6 seconds.
NIST:NIST
solid angle unit
A unit which is a standard measure of the angle formed by three or more planes intersecting at a common point.
UO:0000124
george gkoutos
unit.ontology
A unit which is a standard measure of the angle formed by three or more planes intersecting at a common point.
Wikipedia:Wikipedia
steradian
A solid angle unit which is equal to the solid angle subtended at the center of a sphere by an area on the surface of the sphere that is equal to the radius squared.
UO:0000125
george gkoutos
sr
unit.ontology
A solid angle unit which is equal to the solid angle subtended at the center of a sphere by an area on the surface of the sphere that is equal to the radius squared.
NIST:NIST
radiation unit
A unit which is a standard measure of the amount of radiation emitted by a given radiation source as well as the amount of radiation absorbed or deposited in a specific material by a radiation source.
UO:0000127
george gkoutos
unit.ontology
A unit which is a standard measure of the amount of radiation emitted by a given radiation source as well as the amount of radiation absorbed or deposited in a specific material by a radiation source.
OCRBS:OCRBS
activity (of a radionuclide) unit
A unit which is a standard measure of the transformation (disintegration) rate of a radioactive substance.
UO:0000128
george gkoutos
unit.ontology
A unit which is a standard measure of the transformation (disintegration) rate of a radioactive substance.
DEFRA:DEFRA
absorbed dose unit
A unit which is a standard measure of the energy imparted by ionizing radiation to unit mass of matter such as tissue.
UO:0000129
george gkoutos
unit.ontology
A unit which is a standard measure of the energy imparted by ionizing radiation to unit mass of matter such as tissue.
DEFRA:DEFRA
dose equivalent unit
A unit which is a standard measure of the expression of dose in terms of its biological effect.
UO:0000130
george gkoutos
unit.ontology
A unit which is a standard measure of the expression of dose in terms of its biological effect.
ORCBS:ORCBS
exposure unit
A unit which is a standard measure of the quantity that expresses the ability of radiation to ionize air and thereby create electric charges which can be collected and measured.
UO:0000131
george gkoutos
unit.ontology
A unit which is a standard measure of the quantity that expresses the ability of radiation to ionize air and thereby create electric charges which can be collected and measured.
ORCBS:ORCBS
becquerel
An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which one nucleus decays per second or there is one atom disintegration per second (dps).
Bq
UO:0000132
george gkoutos
unit.ontology
An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which one nucleus decays per second or there is one atom disintegration per second (dps).
NIST:NIST
curie
An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which there are 3.7 x 10^[10] atom disintegration per second (dps).
Ci
UO:0000133
george gkoutos
unit.ontology
An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which there are 3.7 x 10^[10] atom disintegration per second (dps).
ORCBS:ORCBS
gray
An absorbed dose unit which is equal to the absorption of one joule of radiation energy by one kilogram of matter.
Gy
UO:0000134
george gkoutos
unit.ontology
An absorbed dose unit which is equal to the absorption of one joule of radiation energy by one kilogram of matter.
NIST:NIST
rad
An absorbed dose unit which is equal to 0.01 gray (Gy).
UO:0000135
george gkoutos
unit.ontology
An absorbed dose unit which is equal to 0.01 gray (Gy).
Wikipedia:Wikipedia
roentgen
An exposure unit which is equal to the amount of radiation required to liberate positive and negative charges of one electrostatic unit of charge in 1 cm^[3] of air at standard temperature and pressure (STP). This corresponds to the generation of approximately 2.0810^[9] ion pairs.
R
UO:0000136
george gkoutos
unit.ontology
An exposure unit which is equal to the amount of radiation required to liberate positive and negative charges of one electrostatic unit of charge in 1 cm^[3] of air at standard temperature and pressure (STP). This corresponds to the generation of approximately 2.0810^[9] ion pairs.
Wikipedia:Wikipedia
sievert
A dose equivalent unit which is equal to the absorption of one joule of radiation energy by one kilogram of matter.
Sv
UO:0000137
george gkoutos
unit.ontology
A dose equivalent unit which is equal to the absorption of one joule of radiation energy by one kilogram of matter.
NIST:NIST
millisievert
A dose equivalent unit which is equal to one thousandth of a sievert or 10^[-3] Sv.
UO:0000138
george gkoutos
mSv
unit.ontology
A dose equivalent unit which is equal to one thousandth of a sievert or 10^[-3] Sv.
NIST:NIST
microsievert
A dose equivalent unit which is equal to one millionth of a sievert or 10^[-6] Sv.
UO:0000139
george gkoutos
uSv
unit.ontology
A dose equivalent unit which is equal to one millionth of a sievert or 10^[-6] Sv.
NIST:NIST
Roentgen equivalent man
A dose equivalent unit which when multiplied by hundred is equal to one sievert or 1 Sv. 1 Sv is equal to 100 rem.
Rem = absorbed dose (rad) x quality factor (Q). Q is unique to the type of incident radiation.
UO:0000140
george gkoutos
rem
unit.ontology
A dose equivalent unit which when multiplied by hundred is equal to one sievert or 1 Sv. 1 Sv is equal to 100 rem.
Wikipedia:Wikipedia
microgray
An absorbed dose unit which is equal to one millionth of a gray or 10^[-6] Gy.
UO:0000141
george gkoutos
uGy
unit.ontology
An absorbed dose unit which is equal to one millionth of a gray or 10^[-6] Gy.
NIST:NIST
milligray
An absorbed dose unit which is equal to one thousandth of a gray or 10^[-3] Gy.
UO:0000142
george gkoutos
mGy
unit.ontology
An absorbed dose unit which is equal to one thousandth of a gray or 10^[-3] Gy.
NIST:NIST
nanogray
An absorbed dose unit which is equal to one thousandth of a millionth of a gray or 10^[-9] Gy.
UO:0000143
george gkoutos
nGy
unit.ontology
An absorbed dose unit which is equal to one thousandth of a millionth of a gray or 10^[-9] Gy.
NIST:NIST
nanosievert
A dose equivalent unit which is equal to one thousandth of a millionth of a sievert or 10^[-9] Sv.
UO:0000144
george gkoutos
nSv
unit.ontology
A dose equivalent unit which is equal to one thousandth of a millionth of a sievert or 10^[-9] Sv.
NIST:NIST
millicurie
An activity (of a radionuclide) unit which is equal to one thousandth of a curie or 10^[-3] Ci.
UO:0000145
george gkoutos
mCi
unit.ontology
An activity (of a radionuclide) unit which is equal to one thousandth of a curie or 10^[-3] Ci.
ORCBS:ORCBS
microcurie
An activity (of a radionuclide) unit which is equal to one millionth of a curie or 10^[-6] Ci.
UO:0000146
george gkoutos
uCi
unit.ontology
An activity (of a radionuclide) unit which is equal to one millionth of a curie or 10^[-6] Ci.
ORCBS:ORCBS
disintegrations per minute
An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which one nucleus decays per minute or there is one atom disintegration per minute.
UO:0000147
dpm
george gkoutos
unit.ontology
An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which one nucleus decays per minute or there is one atom disintegration per minute.
ORCBS:ORCBS
counts per minute
An activity (of a radionuclide) unit which is equal to the number of light emissions produced by ionizing radiation in one minute.
UO:0000148
cpm
george gkoutos
unit.ontology
An activity (of a radionuclide) unit which is equal to the number of light emissions produced by ionizing radiation in one minute.
ORCBS:ORCBS
nanosecond
A time unit which is equal to one thousandth of one millionth of a second or 10^[-9] s.
UO:0000150
george gkoutos
ns
unit.ontology
A time unit which is equal to one thousandth of one millionth of a second or 10^[-9] s.
NIST:NIST
century
A time unit which is equal to 100 years.
UO:0000151
george gkoutos
unit.ontology
A time unit which is equal to 100 years.
Wikipedia:Wikipedia
half life
A time unit which represents the period over which the activity or concentration of a specified chemical or element falls to half its original activity or concentration.
Typically applied to the half life of radioactive atoms but also applicable to any other situation where the population is of molecules of diminishing concentration or activity.
UO:0000152
george gkoutos
unit.ontology
A time unit which represents the period over which the activity or concentration of a specified chemical or element falls to half its original activity or concentration.
MGED:MGED
foot candle
An illuminance unit which is equal to the illuminance produced by 1 lumen evenly spread over an area 1 foot^[2]. One footcandle is equal to 10.76 lux.
UO:0000153
ft-c
george gkoutos
unit.ontology
An illuminance unit which is equal to the illuminance produced by 1 lumen evenly spread over an area 1 foot^[2]. One footcandle is equal to 10.76 lux.
Wikipedia:Wikipedia
irradiance unit
A unit which is a standard measure of the power of electromagnetic radiation at a surface, per unit area.
UO:0000154
george gkoutos
unit.ontology
A unit which is a standard measure of the power of electromagnetic radiation at a surface, per unit area.
Wikipedia:Wikipedia
watt per square meter
An irradiance unit which is equal to 1 watt of radiant power incident per one square meter surface area.
UO:0000155
W/m^[2]
george gkoutos
unit.ontology
watt per square metre
An irradiance unit which is equal to 1 watt of radiant power incident per one square meter surface area.
NIST:NIST
einstein per square meter per second
An irradiance unit which is equal to one einstein per square meter per second. One einstein is one mole of photons, regardless of their frequency. Therefore, the number of photons in an einstein is Avogadro's number.
UO:0000156
einstein per square metre per second
einstein/sm^[2]
george gkoutos
mole per second and square meter mol/sm^2
unit.ontology
An irradiance unit which is equal to one einstein per square meter per second. One einstein is one mole of photons, regardless of their frequency. Therefore, the number of photons in an einstein is Avogadro's number.
Wikipedia:Wikipedia
light unit
A unit which is a standard measure of the intensity of light.
UO:0000157
george gkoutos
unit.ontology
A unit which is a standard measure of the intensity of light.
NIST:NIST
watt per steradian per square meter
A radiance unit which is equal to one watt of radiant power incident per steradian solid angle per one square meter projected area of the source, as viewed from the given direction.
UO:0000158
W/sr m^[2]
george gkoutos
unit.ontology
watt per steradian per square metre
A radiance unit which is equal to one watt of radiant power incident per steradian solid angle per one square meter projected area of the source, as viewed from the given direction.
NIST:NIST
radiant intensity unit
A unit which is a standard measure of the intensity of electromagnetic radiation.
UO:0000159
george gkoutos
unit.ontology
A unit which is a standard measure of the intensity of electromagnetic radiation.
Wikipedia:Wikipedia
microeinstein per square meter per second
An irradiance unit which is equal to one microeinstein per square meter per second or 10^[-6] microeinstein/sm^[2].
UO:0000160
george gkoutos
microeinstein per square metre per second
micromole per second and square meter mmol/sm^2
umicroeinstein/sm^[2]
unit.ontology
An irradiance unit which is equal to one microeinstein per square meter per second or 10^[-6] microeinstein/sm^[2].
Wikipedia:Wikipedia
radiance unit
A unit which is a standard measure of the power of electromagnetic radiation through space or through a material medium in the form of electromagnetic waves.
UO:0000161
george gkoutos
unit.ontology
A unit which is a standard measure of the power of electromagnetic radiation through space or through a material medium in the form of electromagnetic waves.
Wikipedia:Wikipedia
watt per steradian
A radiant intensity unit which is equal to one kilogram meter squared per second cubed per steradian.
UO:0000162
W/sr
george gkoutos
unit.ontology
A radiant intensity unit which is equal to one kilogram meter squared per second cubed per steradian.
NIST:NIST
mass percentage
A dimensionless concentration unit which denotes the mass of a substance in a mixture as a percentage of the mass of the entire mixture.
UO:0000163
george gkoutos
unit.ontology
w/w
weight-weight percentage
A dimensionless concentration unit which denotes the mass of a substance in a mixture as a percentage of the mass of the entire mixture.
Wikipedia:Wikipedia
mass volume percentage
(w/v)
A dimensionless concentration unit which denotes the mass of the substance in a mixture as a percentage of the volume of the entire mixture.
UO:0000164
george gkoutos
unit.ontology
weight-volume percentage
A dimensionless concentration unit which denotes the mass of the substance in a mixture as a percentage of the volume of the entire mixture.
UOC:GVG
volume percentage
% (v/v)
A dimensionless concentration unit which denotes the volume of the solute in mL per 100 mL of the resulting solution.
UO:0000165
george gkoutos
unit.ontology
A dimensionless concentration unit which denotes the volume of the solute in mL per 100 mL of the resulting solution.
UOC:GVG
parts per notation unit
A dimensionless concentration notation which describes the amount of one substance in another. It is the ratio of the amount of the substance of interest to the amount of that substance plus the amount of the substance.
UO:0000166
george gkoutos
unit.ontology
A dimensionless concentration notation which describes the amount of one substance in another. It is the ratio of the amount of the substance of interest to the amount of that substance plus the amount of the substance.
Wikipedia:Wikipedia
parts per hundred
10^[-2]
A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 100 regardless of the units of measure as long as they are the same.
UO:0000167
george gkoutos
pph
unit.ontology
A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 100 regardless of the units of measure as long as they are the same.
UOC:GVG
parts per thousand
10^[-3]
A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1000 regardless of the units of measure as long as they are the same.
UO:0000168
george gkoutos
ppth
unit.ontology
A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1000 regardless of the units of measure as long as they are the same.
UOC:GVG
parts per million
10^[-6]
A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000 regardless of the units of measure used as long as they are the same or 1 part in 10^[6].
UO:0000169
george gkoutos
ppm
unit.ontology
A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000 regardless of the units of measure used as long as they are the same or 1 part in 10^[6].
UOC:GVG
parts per billion
10^[-9]
A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000,000 regardless of the units of measure as long as they are the same or 1 part in 10^[9].
UO:0000170
george gkoutos
ppb
unit.ontology
A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000,000 regardless of the units of measure as long as they are the same or 1 part in 10^[9].
UOC:GVG
parts per trillion
10^[-12]
A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000,000 regardless of the units of measure used as long as they are the same or 1 part in 10^[12].
UO:0000171
george gkoutos
ppt
unit.ontology
A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000,000 regardless of the units of measure used as long as they are the same or 1 part in 10^[12].
UOC:GVG
parts per quadrillion
10^[-15]
A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000,000,000 regardless of the units of measure used as long as they are the same or 1 part in 10^[15].
UO:0000172
george gkoutos
ppq
unit.ontology
A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000,000,000 regardless of the units of measure used as long as they are the same or 1 part in 10^[15].
UOC:GVG
gram per milliliter
A mass unit density which is equal to mass of an object in grams divided by the volume in milliliter.
UO:0000173
g/ml
george gkoutos
gram per millilitre
unit.ontology
A mass unit density which is equal to mass of an object in grams divided by the volume in milliliter.
UOC:GVG
kilogram per liter
A mass unit density which is equal to mass of an object in kilograms divided by the volume in liters.
UO:0000174
george gkoutos
kg/L
kilogram per litre
unit.ontology
A mass unit density which is equal to mass of an object in kilograms divided by the volume in liters.
UOC:GVG
gram per liter
A mass unit density which is equal to mass of an object in grams divided by the volume in liters.
UO:0000175
g/L
george gkoutos
gram per litre
unit.ontology
A mass unit density which is equal to mass of an object in grams divided by the volume in liters.
UOC:GVG
milligram per milliliter
A mass unit density which is equal to mass of an object in milligrams divided by the volume in milliliters.
UO:0000176
george gkoutos
mg/ml
milligram per millilitre
unit.ontology
A mass unit density which is equal to mass of an object in milligrams divided by the volume in milliliters.
UOC:GVG
unit per volume unit
A concentration unit which is a standard measure of the number of units, as an agreed arbitrary amount, of a given substance per a specific volume of solution.
UO:0000177
george gkoutos
unit.ontology
A concentration unit which is a standard measure of the number of units, as an agreed arbitrary amount, of a given substance per a specific volume of solution.
Webmd:Webmd
unit per milliliter
A unit per milliliter unit which is equal to one unit of an agreed arbitrary amount per one milliliter.
U/ml
UO:0000178
george gkoutos
unit per millilitre
unit.ontology
A unit per milliliter unit which is equal to one unit of an agreed arbitrary amount per one milliliter.
Webmd:Webmd
unit per liter
A unit per milliliter unit which is equal to one unit of an agreed arbitrary amount per one liter.
U/l
UO:0000179
george gkoutos
unit per litre
unit.ontology
A unit per milliliter unit which is equal to one unit of an agreed arbitrary amount per one liter.
UOC:GVG
mass per unit volume
A concentration unit which is a standard measure of the mass of a substance in a given volume (density).
For units and further information look under the mass density unit. For a sample of a specific pure elemental substance, the concentration is directly proportional to the density. However, concentration is not proportional to density in general.
UO:0000180
george gkoutos
unit.ontology
A concentration unit which is a standard measure of the mass of a substance in a given volume (density).
Wikipedia:Wikipedia
enzyme unit
A catalytic unit activity which is equal to the amount of the enzyme that catalyzes the conversion of 1 micro mole of substrate per minute.
U
UO:0000181
george gkoutos
unit.ontology
A catalytic unit activity which is equal to the amount of the enzyme that catalyzes the conversion of 1 micro mole of substrate per minute.
Wikipedia:Wikipedia
density unit
A unit which is a standard measure of the influence exerted by some mass.
UO:0000182
george gkoutos
unit.ontology
A unit which is a standard measure of the influence exerted by some mass.
Wikipedia:Wikipedia
linear density unit
A density unit which is a standard measure of the mass exerting an influence on a one-dimensional object.
UO:0000183
george gkoutos
unit.ontology
A density unit which is a standard measure of the mass exerting an influence on a one-dimensional object.
Wikipedia:Wikipedia
kilogram per meter
An area density unit which is equal to the mass of an object in kilograms divided by one meter.
UO:0000184
george gkoutos
kg/m
kilogram per metre
unit.ontology
An area density unit which is equal to the mass of an object in kilograms divided by one meter.
NIST:NIST
degree
A plane angle unit which is equal to 1/360 of a full rotation or 1.7453310^[-2] rad.
UO:0000185
george gkoutos
unit.ontology
A plane angle unit which is equal to 1/360 of a full rotation or 1.7453310^[-2] rad.
Wikipedia:Wikipedia
dimensionless unit
A unit which is a standard measure of physical quantity consisting of only a numerical number without any units.
UO:0000186
george gkoutos
unit.ontology
A unit which is a standard measure of physical quantity consisting of only a numerical number without any units.
Wikipedia:Wikipedia
percent
%
A dimensionless ratio unit which denotes numbers as fractions of 100.
UO:0000187
george gkoutos
unit.ontology
A dimensionless ratio unit which denotes numbers as fractions of 100.
Wikipedia:Wikipedia
pi
A dimensionless unit which denoted an irrational real number, approximately equal to 3.14159 which is the ratio of a circle's circumference to its diameter in Euclidean geometry.
UO:0000188
george gkoutos
unit.ontology
A dimensionless unit which denoted an irrational real number, approximately equal to 3.14159 which is the ratio of a circle's circumference to its diameter in Euclidean geometry.
Wikipedia:Wikipedia
count unit
A dimensionless unit which denotes a simple count of things.
UO:0000189
count
george gkoutos
unit.ontology
A dimensionless unit which denotes a simple count of things.
MGED:MGED
ratio
A dimensionless unit which denotes an amount or magnitude of one quantity relative to another.
UO:0000190
george gkoutos
unit.ontology
A dimensionless unit which denotes an amount or magnitude of one quantity relative to another.
Wikipedia:Wikipedia
fraction
A dimensionless ratio unit which relates the part (the numerator) to the whole (the denominator).
UO:0000191
george gkoutos
unit.ontology
A dimensionless ratio unit which relates the part (the numerator) to the whole (the denominator).
Wikipedia:Wikipedia
molecule count
A dimensionless count unit which denotes the number of molecules.
UO:0000192
george gkoutos
unit.ontology
A dimensionless count unit which denotes the number of molecules.
MGED:MGED
purity percentage
A dimensionless percent unit which denotes the homogeneity of a biomaterial.
An example of a biomaterial could be an e.g. tumor biopsy.
UO:0000193
george gkoutos
unit.ontology
A dimensionless percent unit which denotes the homogeneity of a biomaterial.
MGED:MGED
confluence percentage
A dimensionless percent unit which denotes the density of an attached or monolayer culture (e.g., cell culture).
UO:0000194
george gkoutos
unit.ontology
A dimensionless percent unit which denotes the density of an attached or monolayer culture (e.g., cell culture).
MGED:MGED
degree Fahrenheit
A temperature unit which is equal to 5/9ths of a kelvin. Negative 40 degrees Fahrenheit is equal to negative 40 degrees Celsius.
F
In this scale, the freezing point of water is 32 degrees Fahrenheit and the boiling point is 212 degrees, placing the boiling and freezing points of water 180 degrees apart. -40 degrees Fahrenheit is equal to -40 degrees Celsius.
UO:0000195
george gkoutos
unit.ontology
A temperature unit which is equal to 5/9ths of a kelvin. Negative 40 degrees Fahrenheit is equal to negative 40 degrees Celsius.
Wikipedia:Wikipedia
pH
A dimensionless concentration notation which denotes the acidity of a solution in terms of activity of hydrogen ions (H+).
UO:0000196
george gkoutos
unit.ontology
A dimensionless concentration notation which denotes the acidity of a solution in terms of activity of hydrogen ions (H+).
Wikipedia:Wikipedia
liter per kilogram
A specific volume unit which is equal to one liter volume occupied by one kilogram of a particular substance.
UO:0000197
george gkoutos
l/kg
litre per kilogram
unit.ontology
A specific volume unit which is equal to one liter volume occupied by one kilogram of a particular substance.
NIST:NIST
milliliter per kilogram
A specific volume unit which is equal to a thousandth of a liter per kilogram or 10^[-3] l/kg.
UO:0000198
george gkoutos
millilitre per kilogram
ml/kg
unit.ontology
A specific volume unit which is equal to a thousandth of a liter per kilogram or 10^[-3] l/kg.
NIST:NIST
microliter per kilogram
A specific volume unit which is equal to one millionth of a liter per kilogram or 10^[-6] l/kg.
UO:0000199
george gkoutos
microlitre per kilogram
ul/kg
unit.ontology
A specific volume unit which is equal to one millionth of a liter per kilogram or 10^[-6] l/kg.
NIST:NIST
cell concentration unit
A concentration unit which denotes the average cell number in a given volume.
UO:0000200
george gkoutos
unit.ontology
A concentration unit which denotes the average cell number in a given volume.
Bioedonline:Bioedonline
cells per milliliter
A unit of cell concentration which is equal to one cell in a volume of 1 milliliter.
UO:0000201
cells per millilitre
cells per ml
george gkoutos
unit.ontology
A unit of cell concentration which is equal to one cell in a volume of 1 milliliter.
Bioedonline:Bioedonline
catalytic (activity) concentration unit
A concentration unit which is a standard measure of the amount of the action of a catalyst in a given volume.
UO:0000202
george gkoutos
unit.ontology
A concentration unit which is a standard measure of the amount of the action of a catalyst in a given volume.
UOC:GVG
katal per cubic meter
A catalytic (activity) concentration unit which is equal to 1 katal activity of a catalyst in a given volume of one cubic meter.
UO:0000203
george gkoutos
kat/m^[3]
katal per cubic metre
unit.ontology
A catalytic (activity) concentration unit which is equal to 1 katal activity of a catalyst in a given volume of one cubic meter.
NIST:NIST
katal per liter
A catalytic (activity) concentration unit which is equal to 1 katal activity of a catalyst in a given volume of one thousandth of a cubic meter.
UO:0000204
george gkoutos
kat/l
katal per litre
unit.ontology
A catalytic (activity) concentration unit which is equal to 1 katal activity of a catalyst in a given volume of one thousandth of a cubic meter.
NIST:NIST
volume per unit volume
A dimensionless concentration unit which denotes the given volume of the solute in the total volume of the resulting solution.
UO:0000205
george gkoutos
unit.ontology
A dimensionless concentration unit which denotes the given volume of the solute in the total volume of the resulting solution.
NIST:NIST
milliliter per cubic meter
A volume per unit volume unit which is equal to one millionth of a liter of solute in one cubic meter of solution.
UO:0000206
george gkoutos
millilitre per cubic metre
ml/m^[3]
unit.ontology
A volume per unit volume unit which is equal to one millionth of a liter of solute in one cubic meter of solution.
NIST:NIST
milliliter per liter
A volume per unit volume unit which is equal to one millionth of a liter of solute in one liter of solution.
UO:0000207
george gkoutos
millilitre per litre
ml/l
unit.ontology
A volume per unit volume unit which is equal to one millionth of a liter of solute in one liter of solution.
NIST:NIST
gram per deciliter
A mass density unit which is equal to mass of an object in grams divided by the volume in deciliters.
UO:0000208
g/dl
george gkoutos
gram per decilitre
unit.ontology
A mass density unit which is equal to mass of an object in grams divided by the volume in deciliters.
UOC:GVG
deciliter
A volume unit which is equal to one tenth of a liter or 10^[-1] L.
UO:0000209
decilitre
dl
george gkoutos
unit.ontology
A volume unit which is equal to one tenth of a liter or 10^[-1] L.
NIST:NIST
colony forming unit
A dimensionless count unit which a measure of viable bacterial numbers.
UO:0000210
cfu
george gkoutos
unit.ontology
A dimensionless count unit which a measure of viable bacterial numbers.
Wikipedia:Wikipedia
plaque forming unit
A dimensionless count unit which a measure of plague forming units in a given volume.
UO:0000211
george gkoutos
pfu
unit.ontology
A dimensionless count unit which a measure of plague forming units in a given volume.
Wikipedia:Wikipedia
colony forming unit per volume
A concentration unit which a measure of viable bacterial numbers in a given volume.
UO:0000212
george gkoutos
unit.ontology
A concentration unit which a measure of viable bacterial numbers in a given volume.
Wikipedia:Wikipedia
colony forming unit per milliliter
A colony forming unit which a measure of viable bacterial numbers in one milliliter.
UO:0000213
cfu/ml
colony forming unit per millilitre
george gkoutos
unit.ontology
A colony forming unit which a measure of viable bacterial numbers in one milliliter.
Wikipedia:Wikipedia
plaque forming unit per volume
A concentration unit which a measure of plague forming units in a given volume.
UO:0000214
george gkoutos
unit.ontology
A concentration unit which a measure of plague forming units in a given volume.
UOC:GVG
plaque forming unit per milliliter
A concentration unit which a measure of plague forming units in one milliliter.
UO:0000215
george gkoutos
pfu/ml
plaque forming unit per millilitre
unit.ontology
A concentration unit which a measure of plague forming units in one milliliter.
UOC:GVG
disintegrations per second
An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which one nucleus decays per second or there is one atom disintegration per second.
UO:0000216
dps
george gkoutos
unit.ontology
An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which one nucleus decays per second or there is one atom disintegration per second.
ORCBS:ORCBS
electric potential difference unit
A unit which is a standard measure of the work done per unit charge as a charge is moved between two points in an electric field.
UO:0000217
george gkoutos
unit.ontology
A unit which is a standard measure of the work done per unit charge as a charge is moved between two points in an electric field.
Wikipedia:Wikipedia
volt
An electric potential difference unit which is equal to the work per unit charge. One volt is the potential difference required to move one coulomb of charge between two points in a circuit while using one joule of energy.
UO:0000218
V
george gkoutos
unit.ontology
An electric potential difference unit which is equal to the work per unit charge. One volt is the potential difference required to move one coulomb of charge between two points in a circuit while using one joule of energy.
Wikipedia:Wikipedia
electric charge
A unit which is a standard measure of the quantity of unbalanced electricity in a body (either positive or negative) and construed as an excess or deficiency of electrons.
UO:0000219
george gkoutos
unit.ontology
A unit which is a standard measure of the quantity of unbalanced electricity in a body (either positive or negative) and construed as an excess or deficiency of electrons.
WordNet:WordNet
coulomb
An electrical charge unit which is equal to the amount of charge transferred by a current of 1 ampere in 1 second.
C
UO:0000220
george gkoutos
unit.ontology
An electrical charge unit which is equal to the amount of charge transferred by a current of 1 ampere in 1 second.
WordNet:WordNet
dalton
An independently to the base SI units defined mass unit which is equal to one twelfth of the mass of an unbound atom of the carbon-12 nuclide, at rest and in its ground state.
Da
UO:0000221
george gkoutos
u
unified atomic mass unit
unit.ontology
An independently to the base SI units defined mass unit which is equal to one twelfth of the mass of an unbound atom of the carbon-12 nuclide, at rest and in its ground state.
Wikipedia:Wikipedia
kilodalton
A mass unit which is equal to one thousand daltons.
UO:0000222
george gkoutos
kDa
unit.ontology
A mass unit which is equal to one thousand daltons.
Wikipedia:Wikipedia
watt-hour
An energy unit which is equal to the amount of electrical energy equivalent to a one-watt load drawing power for one hour.
UO:0000223
Wh
george gkoutos
unit.ontology
An energy unit which is equal to the amount of electrical energy equivalent to a one-watt load drawing power for one hour.
Wikipedia:Wikipedia
kilowatt-hour
An energy unit which is equal to 1,000 watt-hours.
UO:0000224
george gkoutos
unit.ontology
An energy unit which is equal to 1,000 watt-hours.
Wikipedia:Wikipedia
magnetic flux unit
A unit which is a standard measure of quantity of magnetism, taking account of the strength and the extent of a magnetic field.
UO:0000225
george gkoutos
unit.ontology
A unit which is a standard measure of quantity of magnetism, taking account of the strength and the extent of a magnetic field.
Wikipedia:Wikipedia
weber
A magnetic flux unit which is equal to the amount of flux that when linked with a single turn of wire for an interval of one second will induce an electromotive force of one volt.
UO:0000226
V s
Wb
george gkoutos
unit.ontology
volt-second
A magnetic flux unit which is equal to the amount of flux that when linked with a single turn of wire for an interval of one second will induce an electromotive force of one volt.
ScienceLobby:ScienceLobby
magnetic flux density unit
A unit which is a standard measure of the strength of a magnetic field.
B
UO:0000227
george gkoutos
unit.ontology
A unit which is a standard measure of the strength of a magnetic field.
allnet:allnet
tesla
A magnetic flux density unit which is equal to one weber per square meter.
T
UO:0000228
Wb/m2
george gkoutos
unit.ontology
A magnetic flux density unit which is equal to one weber per square meter.
WordNet:WordNet
volt-hour
A magnetic flux unit which is equal to 3600 Wb.
UO:0000229
Vh
george gkoutos
unit.ontology
A magnetic flux unit which is equal to 3600 Wb.
UOC:GVG
kilovolt-hour
A magnetic flux unit which is equal to one thousand volt-hours.
UO:0000230
george gkoutos
kVh
unit.ontology
A magnetic flux unit which is equal to one thousand volt-hours.
UOC:GVG
information unit
A unit which is a standard measure of the amount of information.
UO:0000231
george gkoutos
unit.ontology
A unit which is a standard measure of the amount of information.
Wikipedia:Wikipedia
bit
An information unit which refers to a digit in the binary numeral system, which consists of base 2 digits (ie there are only 2 possible values: 0 or 1).
UO:0000232
george gkoutos
unit.ontology
An information unit which refers to a digit in the binary numeral system, which consists of base 2 digits (ie there are only 2 possible values: 0 or 1).
Wikipedia:Wikipedia
byte
An information unit which is equal to 8 bits.
B
UO:0000233
george gkoutos
unit.ontology
An information unit which is equal to 8 bits.
Wikipedia:Wikipedia
kilobyte
An information unit which is equal to 1000 bytes.
UO:0000234
george gkoutos
kB
unit.ontology
An information unit which is equal to 1000 bytes.
Wikipedia:Wikipedia
megabyte
An information unit which is equal to 1000 kB.
MB
UO:0000235
george gkoutos
unit.ontology
An information unit which is equal to 1000 kB.
Wikipedia:Wikipedia
image resolution unit
An information unit which is a standard measure of the detail an image holds.
UO:0000236
george gkoutos
unit.ontology
An information unit which is a standard measure of the detail an image holds.
Wikipedia:Wikipedia
chroma sampling unit
An image resolution unit which is a standard measure of the amount of spatial detail in an image.
UO:0000237
george gkoutos
unit.ontology
An image resolution unit which is a standard measure of the amount of spatial detail in an image.
Wikipedia:Wikipedia
dynamic range unit
An image resolution unit which is a standard measure of the amount of contrast available in a pixel.
UO:0000238
george gkoutos
unit.ontology
An image resolution unit which is a standard measure of the amount of contrast available in a pixel.
Wikipedia:Wikipedia
spatial resolution unit
An image resolution unit which is a standard measure of the way luminance and chrominance may be sampled at different levels.
UO:0000239
george gkoutos
unit.ontology
An image resolution unit which is a standard measure of the way luminance and chrominance may be sampled at different levels.
Wikipedia:Wikipedia
dots per inch
A spatial resolution unit which is a standard measure of the printing resolution, in particular the number of individual dots of ink a printer or toner can produce within a linear one-inch space.
UO:0000240
dpi
george gkoutos
unit.ontology
A spatial resolution unit which is a standard measure of the printing resolution, in particular the number of individual dots of ink a printer or toner can produce within a linear one-inch space.
Wikipedia:Wikipedia
micron pixel
A spatial resolution unit which is equal to a pixel size of one micrometer.
UO:0000241
george gkoutos
micrometer pixel
unit.ontology
A spatial resolution unit which is equal to a pixel size of one micrometer.
Wikipedia:Wikipedia
pixels per inch
A spatial resolution unit which is a standard measure of the resolution of a computer display, related to the size of the display in inches and the total number of pixels in the horizontal and vertical directions.
UO:0000242
george gkoutos
pixel density
ppi
unit.ontology
A spatial resolution unit which is a standard measure of the resolution of a computer display, related to the size of the display in inches and the total number of pixels in the horizontal and vertical directions.
Wikipedia:Wikipedia
pixels per millimeter
A spatial resolution unit which is a standard measure of the number of pixels in one millimeter length or width of a digital image divided by the physical length or width of a printed image.
UO:0000243
george gkoutos
pixels per millimetre
unit.ontology
A spatial resolution unit which is a standard measure of the number of pixels in one millimeter length or width of a digital image divided by the physical length or width of a printed image.
Wikipedia:Wikipedia
base pair
A count unit which contains one nucleotide.
UO:0000244
bp
george gkoutos
unit.ontology
A count unit which contains one nucleotide.
UO:GVG
kibibyte
An information unit which is equal to 1024 B.
KiB
UO:0000245
george gkoutos
unit.ontology
An information unit which is equal to 1024 B.
NIST:NIST
mebibyte
An information unit which is equal to 1024 KiB.
MiB
UO:0000246
george gkoutos
unit.ontology
An information unit which is equal to 1024 KiB.
NIST:NIST
millivolt
An electric potential difference unit which is equal to one thousandth of a volt or 10^[-3] V.
UO:0000247
george gkoutos
mV
unit.ontology
An electric potential difference unit which is equal to one thousandth of a volt or 10^[-3] V.
UOC:GVG
kilovolt
An electric potential difference unit which is equal to one thousand volts or 10^[3] V.
UO:0000248
george gkoutos
kV
unit.ontology
An electric potential difference unit which is equal to one thousand volts or 10^[3] V.
UOC:GVG
microvolt
An electric potential difference unit which is equal to one millionth of a volt or 10^[-6] V.
UO:0000249
george gkoutos
uV
unit.ontology
An electric potential difference unit which is equal to one millionth of a volt or 10^[-6] V.
UOC:GVG
nanovolt
An electric potential difference unit which is equal to one billionth of a volt or 10^[-12] V.
UO:0000250
george gkoutos
nV
unit.ontology
An electric potential difference unit which is equal to one billionth of a volt or 10^[-12] V.
UOC:GVG
picovolt
An electric potential difference unit which is equal to one trillionth of a volt or 10^[-12] V.
UO:0000251
george gkoutos
pV
unit.ontology
An electric potential difference unit which is equal to one trillionth of a volt or 10^[-12] V.
UOC:GVG
megavolt
An electric potential difference unit which is equal to one million volts or 10^[6] V.
MV
UO:0000252
george gkoutos
unit.ontology
An electric potential difference unit which is equal to one million volts or 10^[6] V.
UOC:GVG
surface tension unit
A unit which is a standard measure of the ability of a liguid to attraction of molecules at its surface as a result of unbalanced molecular cohesive forces.
UO:0000253
george gkoutos
unit.ontology
A unit which is a standard measure of the ability of a liguid to attraction of molecules at its surface as a result of unbalanced molecular cohesive forces.
NIST:NIST
newton per meter
A surface tension unit which is equal to one newton per meter.
N/m
UO:0000254
george gkoutos
newton per metre
unit.ontology
A surface tension unit which is equal to one newton per meter.
NIST:NIST
dyne per cm
A surface tension unit which is equal to one dyne per centimeter.
UO:0000255
dyn/cm
george gkoutos
unit.ontology
A surface tension unit which is equal to one dyne per centimeter.
Wikipedia:Wikipedia
viscosity unit
A unit which is a standard measure of the internal resistance of fluids to flow.
UO:0000256
george gkoutos
unit.ontology
A unit which is a standard measure of the internal resistance of fluids to flow.
UOC:GVG
pascal second
A viscosity unit which is equal to one pascale per second.
Pa s
UO:0000257
george gkoutos
unit.ontology
A viscosity unit which is equal to one pascale per second.
NIST:NIST
poise
A viscosity unit which is equal to one dyne second per square centimeter.
P
UO:0000258
dyne s/cm^2
george gkoutos
unit.ontology
A viscosity unit which is equal to one dyne second per square centimeter.
Wikipedia:Wikipedia
decibel
A ratio unit which is an indicator of sound power per unit area.
UO:0000259
dB
george gkoutos
unit.ontology
A ratio unit which is an indicator of sound power per unit area.
techtarget:techtarget
effective dose unit
A unit which is a standard measure of the estimate of the stochastic effect that a non-uniform radiation dose has on a human.
UO:0000260
george gkoutos
unit.ontology
A unit which is a standard measure of the estimate of the stochastic effect that a non-uniform radiation dose has on a human.
Wikipedia:Wikipedia
conduction unit
A unit which represents a standard measurement of the transmission of an entity through a medium.
UO:0000261
george gkoutos
unit.ontology
A unit which represents a standard measurement of the transmission of an entity through a medium.
UOC:GVG
electrical conduction unit
A unit which represents a standard measurement of the movement of electrically charged particles through a transmission medium (electrical conductor).
UO:0000262
george gkoutos
unit.ontology
A unit which represents a standard measurement of the movement of electrically charged particles through a transmission medium (electrical conductor).
UOC:GVG
heat conduction unit
A unit which represents a standard measurement of the spontaneous transfer of thermal energy through matter, from a region of higher temperature to a region of lower temperature.
UO:0000263
george gkoutos
unit.ontology
A unit which represents a standard measurement of the spontaneous transfer of thermal energy through matter, from a region of higher temperature to a region of lower temperature.
Wikipedia:Wikipedia
siemens
A V^-1
An electrical conduction unit which is equal to A/V.
S
UO:0000264
george gkoutos
mho
unit.ontology
An electrical conduction unit which is equal to A/V.
NIST:NIST
watt per meter kelvin
An heat conduction unit which is equal to one watt divided by meter kelvin.
UO:0000265
W/m K
george gkoutos
unit.ontology
watt per metre kelvin
An heat conduction unit which is equal to one watt divided by meter kelvin.
NIST:NIST
electronvolt
A non-SI unit of energy (eV) defined as the energy acquired by a single unbound electron when it passes through an electrostatic potential difference of one volt. An electronvolt is equal to 1.602 176 53(14) x 10^-19 J.
UO:0000266
eV
electron volt
george gkoutos
unit.ontology
A non-SI unit of energy (eV) defined as the energy acquired by a single unbound electron when it passes through an electrostatic potential difference of one volt. An electronvolt is equal to 1.602 176 53(14) x 10^-19 J.
Wikipedia:Wikipedia
electric field strength unit
2009-03-03T12:23:16Z
E-field strength
The electric field strength is a unit which is a measure of the potential difference between two points some distance apart.
UO:0000267
george gkoutos
unit.ontology
The electric field strength is a unit which is a measure of the potential difference between two points some distance apart.
Wikipedia:http://en.wikipedia.org/wiki/Electric_field
volt per meter
2009-03-03T12:28:17Z
The volt per meter is a unit of electric field strength equal to the a potential difference of 1 volt existing between two points that are 1 meter apart.
UO:0000268
V/m
george gkoutos
unit.ontology
volt per metre
The volt per meter is a unit of electric field strength equal to the a potential difference of 1 volt existing between two points that are 1 meter apart.
Wikipedia:http://en.wikipedia.org/wiki/Electric_field
absorbance unit
2009-07-14T12:33:48Z
A dimensionless logarithmic unit assigned to a measure of absorbance of light through a partially absorbing substance, defined as -log10(I/I_0) where I = transmitted light and I_0 = incident light.
AU
UO:0000269
george gkoutos
unit.ontology
A dimensionless logarithmic unit assigned to a measure of absorbance of light through a partially absorbing substance, defined as -log10(I/I_0) where I = transmitted light and I_0 = incident light.
Wikipedia:http://en.wikipedia.org/wiki/Absorbance
volumetric flow rate unit
A unit which is a standard measure of the volume of fluid which passes through a given surface per unit time .
UO:0000270
george gkoutos
unit.ontology
A unit which is a standard measure of the volume of fluid which passes through a given surface per unit time .
Wikipedia:Wikipedia
microliters per minute
A volumetric flow rate unit which is equal to one microliter volume through a given surface in one minute.
UO:0000271
george gkoutos
microlitres per minute
uL/min
unit.ontology
A volumetric flow rate unit which is equal to one microliter volume through a given surface in one minute.
UOC:GVG
millimetres of mercury
A unit of pressure equal to the amount of fluid pressure one millimeter deep in mercury at zero degrees centigrade on Earth.
UO:0000272
george gkoutos
millimeters of mercury
mmHg
unit.ontology
A unit of pressure equal to the amount of fluid pressure one millimeter deep in mercury at zero degrees centigrade on Earth.
url:en.wiktionary.org/wiki/mmHg
milligram per liter
2011-03-21T10:35:01Z
A mass unit density which is equal to mass of an object in milligrams divided by the volume in liters.
UO:0000273
george
mg/L
milligram per litre
unit.ontology
A mass unit density which is equal to mass of an object in milligrams divided by the volume in liters.
UOC:GVG
microgram per milliliter
2011-03-21T10:40:21Z
A mass unit density which is equal to mass of an object in micrograms divided by the volume in millliters.
George Gkoutos
UO:0000274
microgram per millilitre
ug/ml
unit.ontology
A mass unit density which is equal to mass of an object in micrograms divided by the volume in millliters.
UOC:GVG
nanogram per milliliter
2011-03-21T10:55:12Z
A mass unit density which is equal to mass of an object in nanograms divided by the volume in milliliters.
George Gkoutos
UO:0000275
nanogram per millilitre
ng/ml
unit.ontology
A mass unit density which is equal to mass of an object in nanograms divided by the volume in milliliters.
UOC:GVG
amount per container
A concentration unit which is a standard measure of the amount of a substance in a given container.
UO:0000276
george gkoutos
unit.ontology
A concentration unit which is a standard measure of the amount of a substance in a given container.
UOC:GVG
ug/disk
A unit which is equal to one microgram per disk, where a disk is some physical surface/container upon which the substance is deposited.
UO:0000277
george gkoutos
unit.ontology
A unit which is equal to one microgram per disk, where a disk is some physical surface/container upon which the substance is deposited.
UOC:MD
nmole/disk
A unit which is equal to one nanomole per disk, where a disk is some physical surface/container upon which the substance is deposited.
UO:0000278
george gkoutos
unit.ontology
A unit which is equal to one nanomole per disk, where a disk is some physical surface/container upon which the substance is deposited.
UOC:MD
milliunits per milliliter
A unit per milliliter unit which is equal to one thousandth of a unit of an agreed arbitrary amount per one milliliter.
UO:0000279
george gkoutos
mU/ml
milliunits per millilitre
unit.ontology
A unit per milliliter unit which is equal to one thousandth of a unit of an agreed arbitrary amount per one milliliter.
UOC:GVG
rate unit
A unit which represents a standard measurement occurrence of a process per unit time.
UO:0000280
george gkoutos
unit.ontology
A unit which represents a standard measurement occurrence of a process per unit time.
UOC:GVG
count per nanomolar second
A rate unit which is equal to one over one nanomolar second.
UO:0000281
george gkoutos
nM^-1 s^-1
unit.ontology
A rate unit which is equal to one over one nanomolar second.
UOC:GVG
count per molar second
A rate unit which is equal to one over one molar second.
M^-1 s^-1
UO:0000282
george gkoutos
unit.ontology
A rate unit which is equal to one over one molar second.
UOC:GVG
kilogram per hectare
2011-10-12T11:17:08Z
An area density unit which is equal to the mass of an object in kilograms divided by the surface area in hectares..
George Gkoutos
UO:0000283
unit.ontology
An area density unit which is equal to the mass of an object in kilograms divided by the surface area in hectares..
UO:GVG
count per nanomolar
1/nM
A rate unit which is equal to one over one nanomolar.
UO:0000284
nM^-1
unit.ontology
A rate unit which is equal to one over one nanomolar.
UO:GVG
count per molar
1/M
A rate unit which is equal to one over one molar.
M^-1
UO:0000285
unit.ontology
A rate unit which is equal to one over one molar.
UO:GVG
yotta
10^[24]
2012-06-13T13:09:16Z
A prefix in the metric system denoting a factor of ten to the power of 24.
UO:0000286
Y
gkoutos
unit.ontology
A prefix in the metric system denoting a factor of ten to the power of 24.
UO:GVG
hecto
10^[2]
2012-06-13T13:30:59Z
A prefix in the metric system denoting a factor of one hundred.
UO:0000287
gkoutos
h
unit.ontology
A prefix in the metric system denoting a factor of one hundred.
UO:GVG
zetta
10^[21]
2012-06-13T13:32:19Z
A prefix in the metric system denoting a factor of ten to the power of 21.
UO:0000288
Z
gkoutos
unit.ontology
A prefix in the metric system denoting a factor of ten to the power of 21.
UO:GVG
exa
10^[18]
2012-06-13T13:33:26Z
A prefix in the metric system denoting a factor of ten to the power of 18.
E
UO:0000289
gkoutos
unit.ontology
A prefix in the metric system denoting a factor of ten to the power of 18.
UO:GVG
peta
10^[15]
2012-06-13T13:34:04Z
A prefix in the metric system denoting a factor of ten to the power of 15.
P
UO:0000290
gkoutos
unit.ontology
A prefix in the metric system denoting a factor of ten to the power of 15.
UO:GVG
tera
10^[12]
2012-06-13T13:34:51Z
A prefix in the metric system denoting a factor of ten to the power of 12.
T
UO:0000291
gkoutos
unit.ontology
A prefix in the metric system denoting a factor of ten to the power of 12.
UO:GVG
giga
10^[9]
2012-06-13T13:35:28Z
A prefix in the metric system denoting a factor of ten to the power of 9.
G
UO:0000292
gkoutos
unit.ontology
A prefix in the metric system denoting a factor of ten to the power of 9.
UO:GVG
mega
10^[6]
2012-06-13T13:35:59Z
A prefix in the metric system denoting a factor of million.
M
UO:0000293
gkoutos
unit.ontology
A prefix in the metric system denoting a factor of million.
UO:GVG
kilo
10^[3]
2012-06-13T13:36:58Z
A prefix in the metric system denoting a factor of one thousand.
UO:0000294
gkoutos
k
unit.ontology
A prefix in the metric system denoting a factor of one thousand.
UO:GVG
deca
10^[1]
2012-06-13T13:38:11Z
A prefix in the metric system denoting a factor of ten.
UO:0000295
da
gkoutos
unit.ontology
A prefix in the metric system denoting a factor of ten.
UO:GVG
deci
10^[-1]
2012-06-13T13:43:00Z
A prefix in the metric system denoting a factor of one tenth.
UO:0000296
d
gkoutos
unit.ontology
A prefix in the metric system denoting a factor of one tenth.
UO:GVG
milli
10^[-3]
2012-06-13T13:44:22Z
A prefix in the metric system denoting a factor of one thousand.
UO:0000297
gkoutos
m
unit.ontology
A prefix in the metric system denoting a factor of one thousand.
UO:GVG
centi
10^[-2]
2012-06-13T13:45:30Z
A prefix in the metric system denoting a factor of one hundred.
UO:0000298
c
gkoutos
unit.ontology
A prefix in the metric system denoting a factor of one hundred.
UO:GVG
micro
10^[-6]
2012-06-13T13:46:34Z
A prefix in the metric system denoting a factor of 10 to the power of -6.
UO:0000299
gkoutos
unit.ontology
A prefix in the metric system denoting a factor of 10 to the power of -6.
UO:GVG
nano
10^[-9]
2012-06-13T13:47:23Z
A prefix in the metric system denoting a factor of 10 to the power of -9.
UO:0000300
gkoutos
n
unit.ontology
A prefix in the metric system denoting a factor of 10 to the power of -9.
UO:GVG
microgram per liter
A mass unit density which is equal to mass of an object in micrograms divided by the volume in liters.
UO:0000301
george gkoutos
microgram per litre
ug/L
unit.ontology
A mass unit density which is equal to mass of an object in micrograms divided by the volume in liters.
UOC:GVG
pico
10^[-12]
2012-06-13T13:48:04Z
A prefix in the metric system denoting a factor of 10 to the power of -12.
UO:0000302
gkoutos
n
unit.ontology
A prefix in the metric system denoting a factor of 10 to the power of -12.
GVG:UO
femto
10^[-15]
2012-06-13T13:48:57Z
A prefix in the metric system denoting a factor of 10 to the power of -15.
UO:0000303
f
gkoutos
unit.ontology
A prefix in the metric system denoting a factor of 10 to the power of -15.
UO:GVG
atto
10^[-18]
2012-06-13T13:50:09Z
A prefix in the metric system denoting a factor of 10 to the power of -18.
UO:0000304
a
gkoutos
unit.ontology
A prefix in the metric system denoting a factor of 10 to the power of -18.
UO:GVG
zepto
10^[-21]
2012-06-13T13:50:50Z
A prefix in the metric system denoting a factor of 10 to the power of -21.
UO:0000305
gkoutos
unit.ontology
z
A prefix in the metric system denoting a factor of 10 to the power of -21.
UO:GVG
yocto
10^[-24]
2012-06-13T13:51:39Z
A prefix in the metric system denoting a factor of 10 to the power of -24.
UO:0000306
gkoutos
unit.ontology
y
A prefix in the metric system denoting a factor of 10 to the power of -24.
UO:GVG
dose unit
2012-08-24T16:49:51Z
A concentration unit which is a standard measure of the amount of a toxic or pharmaceutical substance administered to a recipient subject, expressed in terms of the size of the subject.
UO:0000307
gkoutos
unit.ontology
A concentration unit which is a standard measure of the amount of a toxic or pharmaceutical substance administered to a recipient subject, expressed in terms of the size of the subject.
UO:PC
milligram per kilogram
2012-08-24T16:51:55Z
A dose unit which is equal to 1 milligram of a toxic or pharmaceutical substance per kilogram body weight of the recipient subject.
UO:0000308
gkoutos
unit.ontology
A dose unit which is equal to 1 milligram of a toxic or pharmaceutical substance per kilogram body weight of the recipient subject.
UO:PC
milligram per square meter
2012-08-24T16:52:24Z
A dose unit which is equal to 1 milligram of a toxic or pharmaceutical substance per square meter of surface area of the recipient subject.
UO:0000309
gkoutos
unit.ontology
A dose unit which is equal to 1 milligram of a toxic or pharmaceutical substance per square meter of surface area of the recipient subject.
UO:PC
dosage unit
2012-08-24T16:52:42Z
A concentration unit which is a standard measure of the amount of a toxic or pharmaceutical substance administered over time to a recipient subject, expressed in terms of the size of the subject.
UO:0000310
gkoutos
unit.ontology
A concentration unit which is a standard measure of the amount of a toxic or pharmaceutical substance administered over time to a recipient subject, expressed in terms of the size of the subject.
UO:PC
milligram per kilogram per day
2012-08-24T17:13:36Z
A dosage unit which is equal to 1 milligram per day of a toxic or pharmaceutical substance per kilogram body weight of the recipient subject.
UO:0000311
gkoutos
unit.ontology
A dosage unit which is equal to 1 milligram per day of a toxic or pharmaceutical substance per kilogram body weight of the recipient subject.
UO:PC
relative light unit
2012-08-24T17:14:17Z
A derived unit which is a measure of relative light intensity, as typically measured by a luminometer, spectrophotometer, or fluorimeter in biological research applications.
UO:0000312
gkoutos
unit.ontology
A derived unit which is a measure of relative light intensity, as typically measured by a luminometer, spectrophotometer, or fluorimeter in biological research applications.
UO:PC
relative luminescence unit
2012-08-24T17:14:46Z
A relative light unit which is a measure of relative luminescence intensity.
UO:0000313
gkoutos
unit.ontology
A relative light unit which is a measure of relative luminescence intensity.
UO:PC
relative fluorescence unit
2012-08-24T17:15:13Z
A relative light unit which is a measure of relative fluorescence intensity.
UO:0000314
gkoutos
unit.ontology
A relative light unit which is a measure of relative fluorescence intensity.
UO:PC