Units#

This page is generated from the code and must not be edited by hand.

SI and common non-SI units, with the conversions that make them comparable.

  • Senses: 123

  • Spellings: 355

  • Kinds of thing: unit

Words#

Spelling

Means

Kind

Notes

"

inch (inch)

unit

a unit of length

%

percent (percent)

unit

a unit of fraction

%v/v

percent volume volume (percent_volume_volume)

unit

a unit of fraction

%w/v

percent weight volume (percent_weight_volume)

unit

a unit of fraction

-fold

fold (fold)

unit

a unit of multiple

A

ampere (ampere)

unit

a unit of current

amp

ampere (ampere)

unit

a unit of current

ampere

ampere (ampere)

unit

a unit of current

amps

ampere (ampere)

unit

a unit of current

amu

dalton (dalton)

unit

a unit of molecular mass

angstrom

angstrom (angstrom)

unit

a unit of length

angstroms

angstrom (angstrom)

unit

a unit of length

atm

atmosphere (atmosphere)

unit

a unit of pressure

atmosphere

atmosphere (atmosphere)

unit

a unit of pressure

B

byte (byte)

unit

a unit of digital size

bar

bar (bar)

unit

a unit of pressure

becquerel

becquerel (becquerel)

unit

a unit of radioactivity

bit

bit (bit)

unit

a unit of digital size

bits

bit (bit)

unit

a unit of digital size

Bq

becquerel (becquerel)

unit

a unit of radioactivity

byte

byte (byte)

unit

a unit of digital size

bytes

byte (byte)

unit

a unit of digital size

C

celsius (celsius)

unit

a unit of temperature

Cal

kilocalorie (kilocalorie)

unit

a unit of energy

cal

calorie (calorie)

unit

a unit of energy; also spelled by calibrated (stage)

calorie

calorie (calorie)

unit

a unit of energy

cc

millilitre (millilitre)

unit

a unit of volume; also spelled by C or C++ source (format), clamp mode (technique)

celsius

celsius (celsius)

unit

a unit of temperature

centigrade

celsius (celsius)

unit

a unit of temperature

centimeter

centimetre (centimetre)

unit

a unit of length

centimetre

centimetre (centimetre)

unit

a unit of length

Ci

curie (curie)

unit

a unit of radioactivity

cm

centimetre (centimetre)

unit

a unit of length; also spelled by capacitance measure (measurement)

curie

curie (curie)

unit

a unit of radioactivity

d

day (day)

unit

a unit of time

Da

dalton (dalton)

unit

a unit of molecular mass

dalton

dalton (dalton)

unit

a unit of molecular mass

daltons

dalton (dalton)

unit

a unit of molecular mass

day

day (day)

unit

a unit of time

days

day (day)

unit

a unit of time

deg

degree (degree)

unit

a unit of angle

degC

celsius (celsius)

unit

a unit of temperature

degF

fahrenheit (fahrenheit)

unit

a unit of temperature

degree

degree (degree)

unit

a unit of angle

degrees

degree (degree)

unit

a unit of angle

dpf

day (day)

unit

a unit of time

DPI

dots per inch (dots_per_inch)

unit

a unit of resolution

dpi

day (day); dots per inch (dots_per_inch)

unit

a unit of time; declared ambiguous with dots per inch (unit); a unit of resolution; declared ambiguous with day (unit)

electronvolt

electronvolt (electronvolt)

unit

a unit of energy

eV

electronvolt (electronvolt)

unit

a unit of energy

F

farad (farad)

unit

a unit of capacitance

fahrenheit

fahrenheit (fahrenheit)

unit

a unit of temperature

farad

farad (farad)

unit

a unit of capacitance

feet

foot (foot)

unit

a unit of length

femtogram

femtogram (femtogram)

unit

a unit of mass

femtomolar

femtomolar (femtomolar)

unit

a unit of concentration

femtomole

femtomole (femtomole)

unit

a unit of amount

fg

femtogram (femtogram)

unit

a unit of mass

fM

femtomolar (femtomolar)

unit

a unit of concentration

fmol

femtomole (femtomole)

unit

a unit of amount

fold

fold (fold)

unit

a unit of multiple

foot

foot (foot)

unit

a unit of length

FPS

frames per second (frames_per_second)

unit

a unit of frame rate

fps

frames per second (frames_per_second)

unit

a unit of frame rate

ft

foot (foot)

unit

a unit of length

g

gram (gram)

unit

a unit of mass

GB

gigabyte (gigabyte)

unit

a unit of digital size

GHz

gigahertz (gigahertz)

unit

a unit of frequency

GiB

gibibyte (gibibyte)

unit

a unit of digital size

gibibyte

gibibyte (gibibyte)

unit

a unit of digital size

gigabyte

gigabyte (gigabyte)

unit

a unit of digital size

gigahertz

gigahertz (gigahertz)

unit

a unit of frequency

gigaohm

gigaohm (gigaohm)

unit

a unit of resistance

gm

gram (gram)

unit

a unit of mass

Gohm

gigaohm (gigaohm)

unit

a unit of resistance

gram

gram (gram)

unit

a unit of mass

grams

gram (gram)

unit

a unit of mass

gray

gray (gray)

unit

a unit of absorbed dose

Gy

gray (gray)

unit

a unit of absorbed dose

GΩ

gigaohm (gigaohm)

unit

a unit of resistance

h

hour (hour)

unit

a unit of time; also spelled by C or C++ header (format)

hertz

hertz (hertz)

unit

a unit of frequency

hour

hour (hour)

unit

a unit of time

hours

hour (hour)

unit

a unit of time

hr

hour (hour)

unit

a unit of time

hrs

hour (hour)

unit

a unit of time

Hz

hertz (hertz)

unit

a unit of frequency

in

inch (inch)

unit

a unit of length

inch

inch (inch)

unit

a unit of length

inches

inch (inch)

unit

a unit of length

J

joule (joule)

unit

a unit of energy

joule

joule (joule)

unit

a unit of energy

joules

joule (joule)

unit

a unit of energy

K

kelvin (kelvin)

unit

a unit of temperature

KB

kilobyte (kilobyte)

unit

a unit of digital size

kB

kilobyte (kilobyte)

unit

a unit of digital size

kcal

kilocalorie (kilocalorie)

unit

a unit of energy

kDa

kilodalton (kilodalton)

unit

a unit of molecular mass

kelvin

kelvin (kelvin)

unit

a unit of temperature

keV

kiloelectronvolt (kiloelectronvolt)

unit

a unit of energy

kg

kilogram (kilogram)

unit

a unit of mass

kHz

kilohertz (kilohertz)

unit

a unit of frequency

KiB

kibibyte (kibibyte)

unit

a unit of digital size

kibibyte

kibibyte (kibibyte)

unit

a unit of digital size

kilobyte

kilobyte (kilobyte)

unit

a unit of digital size

kilocalorie

kilocalorie (kilocalorie)

unit

a unit of energy

kilodalton

kilodalton (kilodalton)

unit

a unit of molecular mass

kilogram

kilogram (kilogram)

unit

a unit of mass

kilograms

kilogram (kilogram)

unit

a unit of mass

kilohertz

kilohertz (kilohertz)

unit

a unit of frequency

kilojoule

kilojoule (kilojoule)

unit

a unit of energy

kilometer

kilometre (kilometre)

unit

a unit of length

kilometre

kilometre (kilometre)

unit

a unit of length

kilopascal

kilopascal (kilopascal)

unit

a unit of pressure

kJ

kilojoule (kilojoule)

unit

a unit of energy

km

kilometre (kilometre)

unit

a unit of length

kPa

kilopascal (kilopascal)

unit

a unit of pressure

L

litre (litre)

unit

a unit of volume

l

litre (litre)

unit

a unit of volume

liter

litre (litre)

unit

a unit of volume

liters

litre (litre)

unit

a unit of volume

litre

litre (litre)

unit

a unit of volume

litres

litre (litre)

unit

a unit of volume

lux

lux (lux)

unit

a unit of illuminance

lx

lux (lux)

unit

a unit of illuminance

M

molar (molar)

unit

a unit of concentration

m

metre (metre)

unit

a unit of length; also spelled by MATLAB source (format)

mA

milliampere (milliampere)

unit

a unit of current

MB

megabyte (megabyte)

unit

a unit of digital size

mbar

millibar (millibar)

unit

a unit of pressure

mcg

microgram (microgram)

unit

a unit of mass

MDa

megadalton (megadalton)

unit

a unit of molecular mass

mebibyte

mebibyte (mebibyte)

unit

a unit of digital size

megabyte

megabyte (megabyte)

unit

a unit of digital size

megadalton

megadalton (megadalton)

unit

a unit of molecular mass

megahertz

megahertz (megahertz)

unit

a unit of frequency

megaohm

megaohm (megaohm)

unit

a unit of resistance

megapascal

megapascal (megapascal)

unit

a unit of pressure

meter

metre (metre)

unit

a unit of length

meters

metre (metre)

unit

a unit of length

metre

metre (metre)

unit

a unit of length

metres

metre (metre)

unit

a unit of length

MeV

megaelectronvolt (megaelectronvolt)

unit

a unit of energy

mg

milligram (milligram)

unit

a unit of mass

mg/mL

milligram per millilitre (milligram_per_millilitre)

unit

a unit of mass concentration

mg/ml

milligram per millilitre (milligram_per_millilitre)

unit

a unit of mass concentration

mgml

milligram per millilitre (milligram_per_millilitre)

unit

a unit of mass concentration

mgpermL

milligram per millilitre (milligram_per_millilitre)

unit

a unit of mass concentration

MHz

megahertz (megahertz)

unit

a unit of frequency

MiB

mebibyte (mebibyte)

unit

a unit of digital size

microamp

microampere (microampere)

unit

a unit of current

microgram

microgram (microgram)

unit

a unit of mass

micrograms

microgram (microgram)

unit

a unit of mass

microliter

microlitre (microlitre)

unit

a unit of volume

microlitre

microlitre (microlitre)

unit

a unit of volume

micrometer

micrometre (micrometre)

unit

a unit of length

micrometre

micrometre (micrometre)

unit

a unit of length

micromolar

micromolar (micromolar)

unit

a unit of concentration

micromole

micromole (micromole)

unit

a unit of amount

micron

micrometre (micrometre)

unit

a unit of length

microns

micrometre (micrometre)

unit

a unit of length

microsecond

microsecond (microsecond)

unit

a unit of time

microvolt

microvolt (microvolt)

unit

a unit of voltage

microwatt

microwatt (microwatt)

unit

a unit of power

milliamp

milliampere (milliampere)

unit

a unit of current

millibar

millibar (millibar)

unit

a unit of pressure

milligram

milligram (milligram)

unit

a unit of mass

milligrams

milligram (milligram)

unit

a unit of mass

milliliter

millilitre (millilitre)

unit

a unit of volume

millilitre

millilitre (millilitre)

unit

a unit of volume

millimeter

millimetre (millimetre)

unit

a unit of length

millimetre

millimetre (millimetre)

unit

a unit of length

millimolar

millimolar (millimolar)

unit

a unit of concentration

millimole

millimole (millimole)

unit

a unit of amount

millisecond

millisecond (millisecond)

unit

a unit of time

milliseconds

millisecond (millisecond)

unit

a unit of time

millivolt

millivolt (millivolt)

unit

a unit of voltage

milliwatt

milliwatt (milliwatt)

unit

a unit of power

min

minute (minute)

unit

a unit of time; also spelled by minimum (statistic)

mins

minute (minute)

unit

a unit of time

minute

minute (minute)

unit

a unit of time

minutes

minute (minute)

unit

a unit of time

mL

millilitre (millilitre)

unit

a unit of volume

ml

millilitre (millilitre)

unit

a unit of volume

mM

millimolar (millimolar)

unit

a unit of concentration

mm

millimetre (millimetre)

unit

a unit of length

mmHg

torr (torr)

unit

a unit of pressure

mmol

millimole (millimole)

unit

a unit of amount

mmol/L

millimolar (millimolar)

unit

a unit of concentration

mo

month (month)

unit

a unit of time

Mohm

megaohm (megaohm)

unit

a unit of resistance

mol

mole (mole)

unit

a unit of amount

mol/L

molar (molar)

unit

a unit of concentration

mol/l

molar (molar)

unit

a unit of concentration

molar

molar (molar)

unit

a unit of concentration

mole

mole (mole)

unit

a unit of amount

moles

mole (mole)

unit

a unit of amount

month

month (month)

unit

a unit of time

months

month (month)

unit

a unit of time

MPa

megapascal (megapascal)

unit

a unit of pressure

ms

millisecond (millisecond)

unit

a unit of time

msec

millisecond (millisecond)

unit

a unit of time

mV

millivolt (millivolt)

unit

a unit of voltage

mW

milliwatt (milliwatt)

unit

a unit of power

MΩ

megaohm (megaohm)

unit

a unit of resistance

NA

numerical aperture (numerical_aperture)

unit

a unit of numerical aperture

nA

nanoampere (nanoampere)

unit

a unit of current

nanoamp

nanoampere (nanoampere)

unit

a unit of current

nanogram

nanogram (nanogram)

unit

a unit of mass

nanograms

nanogram (nanogram)

unit

a unit of mass

nanoliter

nanolitre (nanolitre)

unit

a unit of volume

nanolitre

nanolitre (nanolitre)

unit

a unit of volume

nanometer

nanometre (nanometre)

unit

a unit of length

nanometre

nanometre (nanometre)

unit

a unit of length

nanomolar

nanomolar (nanomolar)

unit

a unit of concentration

nanomole

nanomole (nanomole)

unit

a unit of amount

nanosecond

nanosecond (nanosecond)

unit

a unit of time

nanosiemens

nanosiemens (nanosiemens)

unit

a unit of conductance

ng

nanogram (nanogram)

unit

a unit of mass

ng/mL

nanogram per millilitre (nanogram_per_millilitre)

unit

a unit of mass concentration

ng/ml

nanogram per millilitre (nanogram_per_millilitre)

unit

a unit of mass concentration

ngml

nanogram per millilitre (nanogram_per_millilitre)

unit

a unit of mass concentration

ngperml

nanogram per millilitre (nanogram_per_millilitre)

unit

a unit of mass concentration

nL

nanolitre (nanolitre)

unit

a unit of volume

nl

nanolitre (nanolitre)

unit

a unit of volume

nM

nanomolar (nanomolar)

unit

a unit of concentration

nm

nanometre (nanometre)

unit

a unit of length

nmol

nanomole (nanomole)

unit

a unit of amount

nmol/L

nanomolar (nanomolar)

unit

a unit of concentration

nS

nanosiemens (nanosiemens)

unit

a unit of conductance

ns

nanosecond (nanosecond)

unit

a unit of time; also spelled by significance (statistic)

nsec

nanosecond (nanosecond)

unit

a unit of time

ohm

ohm (ohm)

unit

a unit of resistance

ohms

ohm (ohm)

unit

a unit of resistance

Pa

pascal (pascal)

unit

a unit of pressure

pA

picoampere (picoampere)

unit

a unit of current

pascal

pascal (pascal)

unit

a unit of pressure

PB

petabyte (petabyte)

unit

a unit of digital size

pct

percent (percent)

unit

a unit of fraction; also spelled by percentile (statistic)

percent

percent (percent)

unit

a unit of fraction

petabyte

petabyte (petabyte)

unit

a unit of digital size

pF

picofarad (picofarad)

unit

a unit of capacitance

pg

picogram (picogram)

unit

a unit of mass

picoamp

picoampere (picoampere)

unit

a unit of current

picofarad

picofarad (picofarad)

unit

a unit of capacitance

picogram

picogram (picogram)

unit

a unit of mass

picograms

picogram (picogram)

unit

a unit of mass

picoliter

picolitre (picolitre)

unit

a unit of volume

picolitre

picolitre (picolitre)

unit

a unit of volume

picometer

picometre (picometre)

unit

a unit of length

picometre

picometre (picometre)

unit

a unit of length

picomolar

picomolar (picomolar)

unit

a unit of concentration

picomole

picomole (picomole)

unit

a unit of amount

pixel

pixel (pixel)

unit

a unit of pixels

pixels

pixel (pixel)

unit

a unit of pixels

pL

picolitre (picolitre)

unit

a unit of volume

pl

picolitre (picolitre)

unit

a unit of volume; also spelled by Perl (format)

pM

picomolar (picomolar)

unit

a unit of concentration

pm

picometre (picometre)

unit

a unit of length; also spelled by Perl (format), afternoon (date)

pmol

picomole (picomole)

unit

a unit of amount

pmol/L

picomolar (picomolar)

unit

a unit of concentration

ppb

parts per billion (parts_per_billion)

unit

a unit of fraction

ppi

dots per inch (dots_per_inch)

unit

a unit of resolution

ppm

parts per million (parts_per_million)

unit

a unit of fraction

psi

psi (psi)

unit

a unit of pressure

px

pixel (pixel)

unit

a unit of pixels

rad

radian (radian)

unit

a unit of angle

radian

radian (radian)

unit

a unit of angle

radians

radian (radian)

unit

a unit of angle

RCF

relative centrifugal force (relative_centrifugal_force)

unit

a unit of acceleration

rcf

relative centrifugal force (relative_centrifugal_force)

unit

a unit of acceleration

RPM

revolutions per minute (revolutions_per_minute)

unit

a unit of rotation

rpm

revolutions per minute (revolutions_per_minute)

unit

a unit of rotation

S

siemens (siemens)

unit

a unit of conductance

s

second (second)

unit

a unit of time

sec

second (second)

unit

a unit of time; also spelled by chromatography (technique)

second

second (second)

unit

a unit of time

seconds

second (second)

unit

a unit of time

secs

second (second)

unit

a unit of time

siemens

siemens (siemens)

unit

a unit of conductance

sievert

sievert (sievert)

unit

a unit of equivalent dose

Sv

sievert (sievert)

unit

a unit of equivalent dose

TB

terabyte (terabyte)

unit

a unit of digital size

tebibyte

tebibyte (tebibyte)

unit

a unit of digital size

terabyte

terabyte (terabyte)

unit

a unit of digital size

TiB

tebibyte (tebibyte)

unit

a unit of digital size

Torr

torr (torr)

unit

a unit of pressure

torr

torr (torr)

unit

a unit of pressure

uA

microampere (microampere)

unit

a unit of current

ug

microgram (microgram)

unit

a unit of mass

ug/mL

microgram per millilitre (microgram_per_millilitre)

unit

a unit of mass concentration

ug/uL

microgram per microlitre (microgram_per_microlitre)

unit

a unit of mass concentration

ugml

microgram per millilitre (microgram_per_millilitre)

unit

a unit of mass concentration

ugperml

microgram per millilitre (microgram_per_millilitre)

unit

a unit of mass concentration

ugul

microgram per microlitre (microgram_per_microlitre)

unit

a unit of mass concentration

uL

microlitre (microlitre)

unit

a unit of volume

ul

microlitre (microlitre)

unit

a unit of volume

uM

micromolar (micromolar)

unit

a unit of concentration

um

micrometre (micrometre)

unit

a unit of length

umol

micromole (micromole)

unit

a unit of amount

umol/L

micromolar (micromolar)

unit

a unit of concentration

us

microsecond (microsecond)

unit

a unit of time

usec

microsecond (microsecond)

unit

a unit of time

uV

microvolt (microvolt)

unit

a unit of voltage

uW

microwatt (microwatt)

unit

a unit of power

V

volt (volt)

unit

a unit of voltage

v/v

percent volume volume (percent_volume_volume)

unit

a unit of fraction

volt

volt (volt)

unit

a unit of voltage

volts

volt (volt)

unit

a unit of voltage

voxel

voxel (voxel)

unit

a unit of voxels

voxels

voxel (voxel)

unit

a unit of voxels

vv

percent volume volume (percent_volume_volume)

unit

a unit of fraction

W

watt (watt)

unit

a unit of power

w/v

percent weight volume (percent_weight_volume)

unit

a unit of fraction

watt

watt (watt)

unit

a unit of power

watts

watt (watt)

unit

a unit of power

week

week (week)

unit

a unit of time

weeks

week (week)

unit

a unit of time

wk

week (week)

unit

a unit of time

wv

percent weight volume (percent_weight_volume)

unit

a unit of fraction

X

fold (fold); magnification (magnification)

unit

a unit of multiple; declared ambiguous with magnification (unit); a unit of magnification; declared ambiguous with fold (unit)

x

fold (fold); magnification (magnification)

unit

a unit of multiple; declared ambiguous with magnification (unit); a unit of magnification; declared ambiguous with fold (unit)

x g

relative centrifugal force (relative_centrifugal_force)

unit

a unit of acceleration

xg

relative centrifugal force (relative_centrifugal_force)

unit

a unit of acceleration

y

year (year)

unit

a unit of time

year

year (year)

unit

a unit of time

years

year (year)

unit

a unit of time

yr

year (year)

unit

a unit of time

°

degree (degree)

unit

a unit of angle

°C

celsius (celsius)

unit

a unit of temperature

°F

fahrenheit (fahrenheit)

unit

a unit of temperature

Å

angstrom (angstrom)

unit

a unit of length

µA

microampere (microampere)

unit

a unit of current

μA

microampere (microampere)

unit

a unit of current

µg

microgram (microgram)

unit

a unit of mass

μg

microgram (microgram)

unit

a unit of mass

µg/mL

microgram per millilitre (microgram_per_millilitre)

unit

a unit of mass concentration

μg/mL

microgram per millilitre (microgram_per_millilitre)

unit

a unit of mass concentration

µg/µL

microgram per microlitre (microgram_per_microlitre)

unit

a unit of mass concentration

µL

microlitre (microlitre)

unit

a unit of volume

µl

microlitre (microlitre)

unit

a unit of volume

μL

microlitre (microlitre)

unit

a unit of volume

µM

micromolar (micromolar)

unit

a unit of concentration

µm

micrometre (micrometre)

unit

a unit of length

μM

micromolar (micromolar)

unit

a unit of concentration

μm

micrometre (micrometre)

unit

a unit of length

µmol

micromole (micromole)

unit

a unit of amount

μmol

micromole (micromole)

unit

a unit of amount

µs

microsecond (microsecond)

unit

a unit of time

μs

microsecond (microsecond)

unit

a unit of time

µV

microvolt (microvolt)

unit

a unit of voltage

μV

microvolt (microvolt)

unit

a unit of voltage

µW

microwatt (microwatt)

unit

a unit of power

μW

microwatt (microwatt)

unit

a unit of power

Ω

ohm (ohm)

unit

a unit of resistance