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Units and Constants Name Index

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A

a (are)

a (year)

A (ampere)

A (angstrom)

a-0 (Bohr-radius)

aA (abampere)

abA (abampere)

abampere

abampere-turn

abC (abcoulomb)

abcoulomb

abF (abfarad)

abfarad

abH (abhenry)

abhenry

abmho (absiemens)

abohm

abS (absiemens)

absiemens

abV (abvolt)

abvolt

abW (abwatt)

abwatt

ac (acre)

aC (abcoulomb)

ac-ft (acre-foot)

ac-ft-US-survey (acre-foot-US-survey)

acoustical-ohm (acoustic-ohm)

acoustic-ohm

acre

acre-foot

acre-foot-US-survey

acre-US-survey

ac-US-survey (acre-US-survey)

aF (abfarad)

aH (abhenry)

Ah (ampere-hour)

alpha (fine-structure-constant)

amagat-density

amagat-volume

American-pica (pica-printing)

American-point (point-printing)

American-run

amp (ampere)

ampere

ampere-hour

ampere-turn

amu (unified-atomic-mass-unit)

A-n (atmosphere)

Ang (angstrom)

angstrom

angstrom-star

apostilb

arcmin (minute-angle)

arcs (second-angle)

arcsec (second-angle)

are

arpent-area

arpent-length

artillery-mil (mil-angle)

aS (absiemens)

asb (apostilb)

assay-ton (ton-assay)

assay-ton-long (ton-long-assay)

assay-ton-short (ton-assay)

assay-ton-UK (ton-long-assay)

A-star (angstrom-star)

astronomical-unit

at (atmosphere-technical)

AT (ton-assay)

AT-lg (ton-long-assay)

atm (atmosphere)

atmos (atmosphere)

atmosphere

atmosphere-technical

atomic-mass-constant (unified-atomic-mass-unit)

atomic-mass-unit (unified-atomic-mass-unit)

atomic-unit-of-action (Planck-constant-over-2-pi)

atomic-unit-of-angular-momentum (Planck-constant-over-2-pi)

atomic-unit-of-charge (elementary-charge)

atomic-unit-of-charge-density

atomic-unit-of-current

atomic-unit-of-electric-dipole-moment

atomic-unit-of-electric-field

atomic-unit-of-electric-field-gradient

atomic-unit-of-electric-polarizability

atomic-unit-of-electric-potential

atomic-unit-of-electric-quadrupole-moment

atomic-unit-of-energy (hartree)

atomic-unit-of-force

atomic-unit-of-length (Bohr-radius)

atomic-unit-of-magnetic-dipole-moment

atomic-unit-of-magnetic-flux-density

atomic-unit-of-magnetizability

atomic-unit-of-mass (electron-mass)

atomic-unit-of-momentum

atomic-unit-of-permittivity

atomic-unit-of-time

atomic-unit-of-velocity

AU (astronomical-unit)

aV (abvolt)

Avogadro-constant

Avogadro-number (Avogadro-constant)

aW (abwatt)

B

b (barn)

b (Wien-wavelength-displacement-law-constant)

b' (Wien-frequency-displacement-law-constant)

ba (barad)

bag-cement

bar

barad

barie (barad)

barleycorn

barn

barometer-mil (baromil)

baromil

barrel

barrel-cement

barrel-cranberry

barrel-dry

barrel-fluid (fluid-barrel)

barrel-oil (barrel)

barrel-oil-equivalent

barrel-petroleum (barrel)

barrie (barad)

bary (barad)

baryd (barad)

barye (barad)

baryed (barad)

base-box

basis-box (base-box)

bbl (barrel)

bbl-cranberry (barrel-cranberry)

bbl-dry (barrel-dry)

bboe (barrel-oil-equivalent)

bd-ft (foot-board-measure)

becquerel

Bi (abampere)

biot (abampere)

bk (bucket)

blandel (apostilb)

blink

blondel (apostilb)

board-foot (foot-board-measure)

board-foot-measure (foot-board-measure)

Board-of-Trade-unit

BOE (barrel-oil-equivalent)

bohr (Bohr-radius)

Bohr-magneton

Bohr-radius

bole

bolt

Boltzmann-constant

BOT (Board-of-Trade-unit)

bottle

Bq (becquerel)

brewster

British-thermal-unit

British-thermal-unit-39

British-thermal-unit-59

British-thermal-unit-60

British-thermal-unit-IT (British-thermal-unit)

British-thermal-unit-mean

British-thermal-unit-th

bsh (bushel)

bsh-UK (bushel-UK)

BThU (British-thermal-unit)

BThU-39 (British-thermal-unit-39)

BThU-59 (British-thermal-unit-59)

BThU-60 (British-thermal-unit-60)

BThU-IT (British-thermal-unit)

BThU-mean (British-thermal-unit-mean)

BThU-th (British-thermal-unit-th)

Btu (British-thermal-unit)

Btu-39 (British-thermal-unit-39)

Btu-59 (British-thermal-unit-59)

Btu-60 (British-thermal-unit-60)

Btu-IT (British-thermal-unit)

Btu-mean (British-thermal-unit-mean)

Btu-th (British-thermal-unit-th)

bu (bushel)

bucket

bu-heaped (bushel-heaped)

bushel

bushel-CA (bushel-UK)

bushel-heaped

bushel-UK

button (line-length)

bu-UK (bushel-UK)

C

c (speed-of-light-in-vacuum)

C (coulomb)

c-0 (speed-of-light-in-vacuum)

ca (centare)

cable-length

cable-length-non-US-UK

cable-length-UK

cable-length-US-survey

cal (calorie)

cal-15 (calorie-15)

cal-20 (calorie-20)

caliber

calibre (caliber)

cal-mean (calorie-mean)

calorie

Calorie (kilocalorie)

calorie-15

calorie-20

calorie-IT (calorie)

Calorie-IT (kilocalorie)

calorie-mean

Calorie-mean (kilocalorie-mean)

calorie-th

Calorie-th (kilocalorie-th)

cal-th (calorie-th)

candela

candlepower

carat

carnot

catal (katal)

cc (cubic-centimeter)

cd (candela)

Celsius (degree-Celsius)

Celsius-heat-unit

Celsius-heat-unit-IT (Celsius-heat-unit)

Celsius-heat-unit-mean

Celsius-heat-unit-th

cental (hundredweight)

cental-CA (hundredweight)

centare

centesimal-degree (degree-Celsius)

centiare (centare)

centigrade-heat-unit (Celsius-heat-unit)

centigrade-heat-unit-mean (Celsius-heat-unit-mean)

centigrade-heat-unit-th (Celsius-heat-unit-th)

ch (chain)

chain

chain-engineer

chain-gunter (chain-US-survey)

chain-ramsden (chain-engineer)

chain-surveyor (chain-US-survey)

chain-US-survey

characteristic-impedance-of-vacuum

ch-eng (chain-engineer)

cheval-vapeur (horsepower-metric)

Chu (Celsius-heat-unit)

Chu-mean (Celsius-heat-unit-mean)

ch-US-survey (chain-US-survey)

Chu-th (Celsius-heat-unit-th)

Ci (curie)

cin (circular-inch)

circular-inch

circular-mil

cir-in (circular-inch)

cir-mil (circular-mil)

Cl (clausius)

classical-electron-radius

clausius

clo

cl-per-sec (clusec)

clusec

cmil (circular-mil)

Compton-wavelength

Compton-wavelength-over-2-pi (natural-unit-of-length)

conductance-quantum

cord

cord-foot

coul (coulomb)

coulomb

Coulomb-constant

cps (cycle-per-second)

crocodile

ct (carat)

cubic-centimeter

cubit

cumec

cup

curie

cusec

cv (horsepower-metric)

cwt (hundredweight)

cwt-lg (hundredweight-long)

cy (cycle-per-second)

cycle-per-second

D

d (day)

D (debye)

d-220 (lattice-spacing-of-silicon)

Da (unified-atomic-mass-unit)

dalton (unified-atomic-mass-unit)

daraf

darcy

day

debye

deg (degree)

deg-C (degree-Celsius)

deg-F (degree-Fahrenheit)

deg-R (degree-Rankine)

degree

degree-Celsius

degree-centigrade (degree-Celsius)

degree-Fahrenheit

degree-of-arc (degree)

degree-Rankine

denier

diopter

dioptre (diopter)

double-Rydberg (hartree)

dr (dram-mass)

drachm (dram-mass)

drachm-apothecaries (dram-mass-troy)

drachm-avoirdupois (dram-mass)

drachm-troy (dram-mass-troy)

dram (dram-mass)

dram-apothecaries (dram-mass-troy)

dram-avoirdupois (dram-mass)

dram-mass

dram-mass-troy

dram-troy (dram-mass-troy)

dr-ap (dram-mass-troy)

dr-avdp (dram-mass)

drex

drm (dram-mass)

drm-troy (dram-mass-troy)

dr-troy (dram-mass-troy)

dry-barrel (barrel-dry)

dry-gallon (gallon-dry)

dry-pint (pint-dry)

dry-quart (quart-dry)

duty (foot-pound-force)

dwt (pennyweight)

dyn (dyne)

dyne

E

e

e-0 (permittivity-of-vacuum)

E-h (hartree)

electric-constant (permittivity-of-vacuum)

electron-charge (elementary-charge)

electronic-charge (elementary-charge)

electron-magnetic-moment

electron-mass

electron-mass-energy-equivalent

electron-molar-mass

electron-volt

elementary-charge

ell

emu-of-capacitance (abfarad)

emu-of-charge (abcoulomb)

emu-of-conductance (absiemens)

emu-of-current (abampere)

emu-of-electric-potential (abvolt)

emu-of-inductance (abhenry)

emu-of-power (abwatt)

emu-of-resistance (abohm)

epsilon-0 (permittivity-of-vacuum)

equivalent-volt (electron-volt)

erg

esu-of-capacitance (statfarad)

esu-of-charge (statcoulomb)

esu-of-conductance (statsiemens)

esu-of-current (statampere)

esu-of-electric-potential (statvolt)

esu-of-inductance (stathenry)

esu-of-potential (statvolt)

esu-of-resistance (statohm)

Euler-constant

Euler-Mascheroni-constant (Euler-constant)

eV (electron-volt)

F

f (fresnel)

F (Faraday-constant)

F (farad)

Fahrenheit (degree-Fahrenheit)

farad

Faraday-constant

fath (fathom)

fathom

fathom-US-survey

fath-US-survey (fathom-US-survey)

fbm (foot-board-measure)

fc (footcandle)

feet (foot)

fermi

fifth

fine-structure-constant

Finsen-unit

fir (firkin)

firkin

firkin-UK

first-Bohr-radius (Bohr-radius)

fir-UK (firkin-UK)

flam (footlambert)

fl-bbl (fluid-barrel)

fl-dr (fluid-dram)

fl-dr-UK (fluid-dram-UK)

fl-oz (fluid-ounce)

fl-oz-UK (fluid-ounce-UK)

fl-scr (fluid-scruple)

fluid-barrel

fluid-drachm (fluid-dram-UK)

fluid-dram

fluid-dram-CA (fluid-dram-UK)

fluid-dram-UK

fluid-gallon (gallon)

fluid-gallon-UK (gallon-UK)

fluid-ounce

fluid-ounce-CA (fluid-ounce-UK)

fluid-ounce-UK

fluid-pint (pint)

fluid-pint-UK (pint-UK)

fluid-quart (quart)

fluid-quart-UK (quart-UK)

fluid-scruple

foot

foot-board-measure

footcandle

foot-French-measure

footlambert

foot-of-mercury-conventional

foot-of-water

foot-of-water-conventional

foot-Paris (foot-French-measure)

foot-pound (foot-pound-force)

foot-poundal

foot-pound-force

foot-US-survey

Fr (statcoulomb)

franklin (statcoulomb)

fresnel

ft (foot)

ft-C (footcandle)

ft-French-measure (foot-French-measure)

ftH2O (foot-of-water)

ftH2O-conventional (foot-of-water-conventional)

ftHg-conventional (foot-of-mercury-conventional)

ft-L (footlambert)

ft-lb (foot-pound-force)

ft-lbf (foot-pound-force)

ft-pdl (foot-poundal)

ft-US-survey (foot-US-survey)

funal (sthene)

fur (furlong)

furlong

furlong-US-survey

fur-US-survey (furlong-US-survey)

G

g (standard-acceleration-of-gravity)

g (gram)

G (gravitational-constant)

G (gauss)

G-0 (conductance-quantum)

ga (standard-acceleration-of-gravity)

gal (gal-acceleration)

gal (gallon)

gal-acceleration

gal-dry (gallon-dry)

galileo (gal-acceleration)

gallon

gallon-CA (gallon-UK)

gallon-dry

gallon-per-minute

gallon-UK

gal-UK (gallon-UK)

gamma (gamma-flux)

gamma (Euler-constant)

gamma (gamma-mass)

gamma-flux

gamma-mass

gauss

Gb (gilbert)

gee-pound (slug)

gemmho

gf (gram-force)

gi (gill)

Gi (gilbert)

gilbert

gill

gill-CA (gill-UK)

gill-UK

gi-UK (gill-UK)

gm (gram)

g-n (standard-acceleration-of-gravity)

golden-ratio

gon

gpm (gallon-per-minute)

g-pound (slug)

grad (gon)

gradian (gon)

grain-force

grain-mass

gram

gram-calorie (calorie)

gram-calorie-15 (calorie-15)

gram-calorie-20 (calorie-20)

gram-calorie-IT (calorie)

gram-calorie-mean (calorie-mean)

gram-calorie-th (calorie-th)

gram-force

gramme (gram)

grand-calorie (kilocalorie)

grand-calorie-IT (kilocalorie)

grand-calorie-mean (kilocalorie-mean)

grand-calorie-th (kilocalorie-th)

gravitational-constant

gray

grf (grain-force)

grm (grain-mass)

gross-hundredweight (hundredweight-long)

gross-ton (ton-mass-long)

gross-ton (ton-force-long)

Gs (gauss)

G-value

Gy (gray)

H

h (Planck-constant)

h (hour)

H (henry)

ha (hectare)

half-peck (gallon-dry)

hand

hartree

Hartree-energy (hartree)

hbar (Planck-constant-over-2-pi)

hd (hand)

hdd (hogshead-UK)

heaped-bushel (bushel-heaped)

hectare

hectoare (hectare)

henry

hertz

hgs (hogshead)

hhd (hogshead)

hogshead

hogshead-UK

horsepower

horsepower-boiler

horsepower-electric

horsepower-metric

horsepower-UK (horsepower)

horsepower-water

hour

HP (horsepower)

HP-boiler (horsepower-boiler)

HP-electric (horsepower-electric)

HP-metric (horsepower-metric)

HP-UK (horsepower)

HP-water (horsepower-water)

hr (hour)

hundredweight

hundredweight-CA (hundredweight)

hundredweight-gross (hundredweight-long)

hundredweight-long

hundredweight-net (hundredweight)

hundredweight-short (hundredweight)

hundredweight-UK (hundredweight-long)

Hz (hertz)

I

imperial-bushel (bushel-UK)

imperial-dram (fluid-dram-UK)

imperial-firkin (firkin-UK)

imperial-gallon (gallon-UK)

imperial-gill (gill-UK)

imperial-hogshead (hogshead-UK)

imperial-ounce (fluid-ounce-UK)

imperial-peck (peck-UK)

imperial-pint (pint-UK)

imperial-quart (quart-UK)

in (inch)

inch

inch-of-mercury

inch-of-mercury-60

inch-of-mercury-conventional

inch-of-water

inch-of-water-60

inch-of-water-conventional

inch-of-water-UK (inch-of-water-conventional)

inch-US-survey

inH2O (inch-of-water)

inH2O-60 (inch-of-water-60)

inH2O-conventional (inch-of-water-conventional)

inHg (inch-of-mercury)

inHg-60 (inch-of-mercury-60)

inHg-conventional (inch-of-mercury-conventional)

international-acre (acre)

international-acre-foot (acre-foot)

international-chain (chain)

international-fathom (fathom)

international-foot (foot)

international-furlong (furlong)

international-inch (inch)

international-link (link)

international-mile (mile)

international-perch (rod)

international-pole (rod)

international-rod (rod)

international-yard (yard)

in-US-survey (inch-US-survey)

J

J (joule)

jar

Josephson-constant

joule

K

k (Boltzmann-constant)

K (kelvin)

kat (katal)

katal

kayser

kcal (kilocalorie)

kcal-mean (kilocalorie-mean)

kcal-th (kilocalorie-th)

k-e (Coulomb-constant)

kelvin

kg (kilogram)

kgf (kilogram-force)

kgfm (kilogram-force-meter)

kilocalorie

kilocalorie-IT (kilocalorie)

kilocalorie-mean

kilocalorie-th

kilogram

kilogram-calorie (kilocalorie)

kilogram-calorie-IT (kilocalorie)

kilogram-calorie-mean (kilocalorie-mean)

kilogram-calorie-th (kilocalorie-th)

kilogram-force

kilogram-force-meter

kilogramme (kilogram)

kilometer-per-hour

kilopond (kilogram-force)

kilopound (kip-mass)

kilowatt-hour

kine

kip (kip-force)

kip (kip-mass)

kip-force

kip-mass

kip-per-square-inch

K-J (Josephson-constant)

klick

kn (knot)

knot

knot-UK

kn-UK (knot-UK)

kp (kilogram-force)

kph (kilometer-per-hour)

ksi (kip-per-square-inch)

kt (knot)

kt-UK (knot-UK)

kWh (kilowatt-hour)

L

l (liter)

L (liter)

L (lambert)

lam (lambert)

lambda

lambda-C (Compton-wavelength)

lambda-C-mu (muon-Compton-wavelength)

lambda-C-n (neutron-Compton-wavelength)

lambda-C-p (proton-Compton-wavelength)

lambda-C-tau (tau-Compton-wavelength)

lambert

land-mile (mile)

langley

large-calorie (kilocalorie)

large-calorie-IT (kilocalorie)

large-calorie-mean (kilocalorie-mean)

large-calorie-th (kilocalorie-th)

latm (liter-atmosphere)

lattice-parameter-of-silicon

lattice-spacing-of-silicon

lb (pound-force)

lb (pound-mass)

lb-ap (pound-mass-troy)

lb-avdp (pound-mass)

lbf (pound-force)

lbm (pound-mass)

lbm-troy (pound-mass-troy)

lb-troy (pound-mass-troy)

league-US-survey

leag-US-survey (league-US-survey)

lentor (stokes)

leo

li (link)

li-eng (link-engineer)

light-year

line (line-length)

line (line-of-induction)

line-length

line-of-electrostatic-induction (line-of-induction)

line-of-induction

link

link-engineer

link-gunter (link-US-survey)

link-gunter-UK (link)

link-ramsden (link-engineer)

link-surveyor (link-US-survey)

link-surveyor-UK (link)

link-US-survey

liquid-barrel (fluid-barrel)

liquid-gallon (gallon)

liquid-gallon-UK (gallon-UK)

liquid-ounce (fluid-ounce)

liquid-ounce-UK (fluid-ounce-UK)

liquid-pint (pint)

liquid-pint-UK (pint-UK)

liquid-quart (quart)

liquid-quart-UK (quart-UK)

liter

liter-atmosphere

litre (liter)

li-US-survey (link-US-survey)

lk (link)

lk-eng (link-engineer)

lk-US-survey (link-US-survey)

lm (lumen)

long-hundredweight (hundredweight-long)

long-quarter (quarter-mass-long)

long-ton (ton-mass-long)

long-ton (ton-force-long)

l-P (Planck-length)

ltyr (light-year)

lumberg (talbot)

lumen

lusec

lux

lx (lux)

ly (light-year)

Ly (langley)

lyr (light-year)

M

m (meter)

magnetic-constant (permeability-of-vacuum)

magnetic-flux-quantum

magneton-Bohr (Bohr-magneton)

magneton-nuclear (nuclear-magneton)

major-calorie (kilocalorie)

major-calorie-IT (kilocalorie)

major-calorie-mean (kilocalorie-mean)

major-calorie-th (kilocalorie-th)

maxwell

mayer

m-e (electron-mass)

measuring cup (cup)

measuring tablespoon (tablespoon)

measuring teaspoon (teaspoon)

meter

meter-of-mercury

meter-of-mercury-conventional

meter-of-water

meter-of-water-conventional

metre (meter)

metric-carat (carat)

metric-R-value (RSI)

metric-slug

metric-ton (ton-force-metric)

metric-ton (ton-mass-metric)

metric-U-value (USI)

mH2O (meter-of-water)

mH2O-conventional (meter-of-water-conventional)

mHg (meter-of-mercury)

mHg-conventional (meter-of-mercury-conventional)

mho

mi (mile)

mic

micri-erg

micron

mil (mil-length)

mil (mil-volume)

mil (mil-angle)

mil-angle

mile

mile-per-hour

mile-US-survey

mil-length

mil-volume

min (minute)

minim

minim-UK

minute

minute-angle

minute-of-angle (minute-angle)

minute-of-arc (minute-angle)

mi-US-survey (mile-US-survey)

m-mu (muon-mass)

mn (minute)

m-n (neutron-mass)

mol (mole)

molar-gas-constant

molar-volume-of-ideal-gas-atm

molar-volume-of-ideal-gas-bar

molar-volume-of-silicon

mole

m-p (proton-mass)

mph (mile-per-hour)

m-tau (tau-mass)

mu (micron)

m-u (unified-atomic-mass-unit)

mu-0 (permeability-of-vacuum)

mu-B (Bohr-magneton)

mu-e (electron-magnetic-moment)

mu-mu (muon-magnetic-moment)

mu-n (neutron-magnetic-moment)

mu-N (nuclear-magneton)

muon-Compton-wavelength

muon-magnetic-moment

muon-mass

mu-p (proton-magnetic-moment)

Mx (maxwell)

N

N (newton)

N-A (Avogadro-constant)

nail

natural-unit-of-action (Planck-constant-over-2-pi)

natural-unit-of-angular-momentum (Planck-constant-over-2-pi)

natural-unit-of-energy (electron-mass-energy-equivalent)

natural-unit-of-length

natural-unit-of-mass (electron-mass)

natural-unit-of-momentum

natural-unit-of-time

natural-unit-of-velocity (speed-of-light-in-vacuum)

nautical-league-UK

nautical-mile

nautical-mile-per-hour (knot)

nautical-mile-per-hour-UK (knot-UK)

nautical-mile-UK

naut-leag-UK (nautical-league-UK)

naut-mi (nautical-mile)

naut-mi-UK (nautical-mile-UK)

net-hundredweight (hundredweight)

net-ton (ton-force)

net-ton (ton-mass)

neutron-Compton-wavelength

neutron-magnetic-moment

neutron-mass

neutron-mass-energy-equivalent

neutron-molar-mass

newton

Newtonian-constant-of-gravitation (gravitational-constant)

nit

nleag-UK (nautical-league-UK)

nmi (nautical-mile)

nmi-UK (nautical-mile-UK)

nmph (knot)

nmph-UK (knot-UK)

nox

nuclear-magneton

O

Oe (oersted)

oersted

ohm

omega (ohm)

ounce (ounce-mass)

ounce (ounce-force)

ounce-apothecaries (ounce-mass-troy)

ounce-avoirdupois (ounce-mass)

ouncedal

ounce-force

ounce-mass

ounce-mass-troy

ounce-troy (ounce-mass-troy)

oz (ounce-force)

oz (ounce-mass)

oz-ap (ounce-mass-troy)

oz-avdp (ounce-mass)

ozf (ounce-force)

ozl (ouncedal)

ozm (ounce-mass)

ozm-troy (ounce-mass-troy)

oz-troy (ounce-mass-troy)

P

P (poise)

Pa (pascal)

palm

Paris-foot (foot-French-measure)

parsec

pascal

pc (parsec)

pdl (poundal)

peck

peck-CA (peck-UK)

peck-UK

pennyweight

perch (rod)

perche-length

perm-0

perm-23

permeability-of-vacuum

perm-inch-0

perm-inch-23

permittivity-of-vacuum

petit-calorie (calorie)

petit-calorie-15 (calorie-15)

petit-calorie-20 (calorie-20)

petit-calorie-IT (calorie)

petit-calorie-mean (calorie-mean)

petit-calorie-th (calorie-th)

ph (phot)

phi (golden-ratio)

phi-0 (magnetic-flux-quantum)

phot

pi

pica (pica-computing)

pica-computing

pica-printing

pica-tex

pied (foot-French-measure)

pieze

pint

pint-CA (pint-UK)

pint-dry

pint-UK

pk (peck)

pk-UK (peck-UK)

Planck-constant

Planck-constant-over-2-pi

Planck-length

Planck-mass

Planck-temperature

Planck-time

plm (palm)

Po (poiseuille)

point (point-mass)

point (point-computing)

point-computing

point-mass

point-printing

point-tex

poise

poiseuille

pole (rod)

pond (gram-force)

Postscript-pica (pica-computing)

PostScript-point (point-computing)

pound (pound-mass)

pound (pound-force)

poundal

pound-apothecaries (pound-mass-troy)

pound-avoirdupois (pound-mass)

pound-force

pound-mass

pound-mass-troy

pound-per-square-inch

pound-troy (pound-mass-troy)

proton-Compton-wavelength

proton-magnetic-moment

proton-mass

proton-mass-energy-equivalent

proton-molar-mass

psi (pound-per-square-inch)

pt (point-computing)

pt (pint)

pt-dry (pint-dry)

pt-printing (point-printing)

pt-tex (point-tex)

pt-UK (pint-UK)

puff

pyron (langley)

pz (pieze)

Q

q (quintal)

q (elementary-charge)

qr (quarter-mass)

qrm (quarter-mass)

qrm-lg (quarter-mass-long)

qrm-sh (quarter-mass-short)

qrm-UK (quarter-mass-UK)

qr-UK (quarter-mass-UK)

qrv (quarter-volume)

qt (quart)

qt-dry (quart-dry)

qt-UK (quart-UK)

quad

quart

quart-CA (quart-UK)

quart-dry

quarter (quarter-volume)

quarter (quarter-mass)

quarter-long (quarter-mass-long)

quarter-mass

quarter-mass-long

quarter-mass-short

quarter-mass-UK

quarter-short (quarter-mass-short)

quarter-UK (quarter-mass-UK)

quarter-volume

quart-UK

quintal

R

r (radian)

r (revolution)

R (roentgen)

R (molar-gas-constant)

rad (radiation-absorbed-dose)

rad (radian)

radian

radiation-absorbed-dose

Rankine (degree-Rankine)

Rb (Bohr-radius)

Rc (molar-gas-constant)

rd (rod)

Rdb (Rydberg-constant)

rd-US-survey (rod-US-survey)

r-e (classical-electron-radius)

reciprocal-ohm-centimeter

reciprocal-ohm-meter

register-ton (ton-register)

rem

rev (revolution)

revolution

revolution-per-minute

revolution-per-second

rhe

R-K (von-Klitzing-constant)

roc (reciprocal-ohm-centimeter)

rod

rod-US-survey

roentgen

rom (reciprocal-ohm-meter)

rontgen (roentgen)

R-oo (Rydberg-constant)

rood

rope

rpm (revolution-per-minute)

rps (revolution-per-second)

RSI

rutherford

R-value

Rydberg-constant

S

s (second)

S (siemens)

sb (stilb)

scr (scruple-mass)

scrm (scruple-mass)

scruple (scruple-mass)

scruple-mass

seam

sec (second)

second

second-angle

seconde (second)

second-of-angle (second-angle)

second-of-arc (second-angle)

section

shake

shed

short-hundredweight (hundredweight)

short-quarter (quarter-mass-short)

short-ton (ton-mass)

short-ton (ton-force)

siemens

sievert

sigma (Stefan-Boltzmann-constant)

sigma-e (Thomson-cross-section)

sign

siriometer

siriometre (siriometer)

siriusweit

skein

slug

small-calorie (calorie)

small-calorie-15 (calorie-15)

small-calorie-20 (calorie-20)

small-calorie-IT (calorie)

small-calorie-mean (calorie-mean)

small-calorie-th (calorie-th)

sp (span)

sp (spat-solid-angle)

span

spat-length

spat-solid-angle

speed-of-light-in-vacuum

sphere (spat-solid-angle)

sr (steradian)

st (stone)

st (stere)

St (stokes)

standard-acceleration-of-free-fall (standard-acceleration-of-gravity)

standard-acceleration-of-gravity

standard-atmosphere (atmosphere)

statA (statampere)

statampere

statC (statcoulomb)

statcoulomb

statF (statfarad)

statfarad

statH (stathenry)

stathenry

statmho (statsiemens)

statohm

statS (statsiemens)

statsiemens

statute-league (league-US-survey)

statute-mile (mile-US-survey)

statV (statvolt)

statvolt

statweber

Stefan-Boltzmann-constant

sterad (steradian)

steradian

stere

sth (sthene)

sthene

stilb

stokes

stone

struck-measure-bushel (bushel)

struck-measure-bushel-UK (bushel-UK)

superfoot (foot-board-measure)

survey-acre (acre-US-survey)

survey-acre-foot (acre-foot-US-survey)

survey-cable-length (cable-length-US-survey)

survey-chain (chain-US-survey)

survey-fathom (fathom-US-survey)

survey-foot (foot-US-survey)

survey-furlong (furlong-US-survey)

survey-inch (inch-US-survey)

survey-league (league-US-survey)

survey-link (link-US-survey)

survey-mile (mile-US-survey)

survey-perch (rod-US-survey)

survey-pole (rod-US-survey)

survey-rod (rod-US-survey)

survey-yard (yard-US-survey)

Sv (sievert)

svedberg

sverdrup

T

t (ton-mass-metric)

t (ton-force-metric)

T (tesla)

tablespoon

tablespoon-metric

talbot

tau-Compton-wavelength

tau-mass

tbs (tablespoon)

tbs-metric (tablespoon-metric)

tbsp (tablespoon)

tbsp-metric (tablespoon-metric)

tbspn (tablespoon)

tbspn-metric (tablespoon-metric)

teaspoon

teaspoon-metric

tenthmeter (angstrom)

tenthmetre (angstrom)

TEQ (twenty-foot-equivalent-unit)

tesla

TEU (twenty-foot-equivalent-unit)

tex

TFU (twenty-foot-equivalent-unit)

therm

therm-EU

therm-UK

Thomson-cross-section

thou (mil-length)

tog

ton (ton-force)

ton (ton-mass)

ton-assay

ton-CA (ton-force)

ton-CA (ton-mass)

tonf (ton-force)

tonf-lg (ton-force-long)

tonf-metric (ton-force-metric)

ton-force

ton-force-CA (ton-force)

ton-force-gross (ton-force-long)

ton-force-long

ton-force-metric

ton-force-net (ton-force)

ton-force-short (ton-force)

ton-force-UK (ton-force-long)

ton-gross (ton-force-long)

ton-gross (ton-mass-long)

ton-long (ton-force-long)

ton-long (ton-mass-long)

ton-long-assay

tonm (ton-mass)

ton-mass

ton-mass-long

ton-mass-metric

ton-metric (ton-mass-metric)

ton-metric (ton-force-metric)

tonm-lg (ton-mass-long)

tonm-metric (ton-mass-metric)

tonne (ton-mass-metric)

tonne (ton-force-metric)

ton-net (ton-force)

ton-net (ton-mass)

ton-of-TNT

ton-refrigeration

ton-register

ton-short (ton-mass)

ton-short (ton-force)

ton-short-assay (ton-assay)

ton-UK (ton-force-long)

ton-UK (ton-mass-long)

ton-UK-assay (ton-long-assay)

tor (torr)

torr

township

t-P (Planck-time)

T-P (Planck-temperature)

tr (revolution)

tsp (teaspoon)

tsp-metric (teaspoon-metric)

tspn (teaspoon)

tspn-metric (teaspoon-metric)

tun

turn (revolution)

twenty-foot-equivalent-unit

U

u (unified-atomic-mass-unit)

UA (astronomical-unit)

U-factor

unified-atomic-mass-unit

unit-magnetic-pole (unit-pole)

unit-pole

USI

U-value (U-factor)

V

V (volt)

VA (volt-ampere)

V-m-atm (molar-volume-of-ideal-gas-atm)

V-m-bar (molar-volume-of-ideal-gas-bar)

volt

volt-ampere

von-Klitzing-constant

W

W (watt)

water-ton

watt

Wb (weber)

weber

week

Wien-frequency-displacement-law-constant

Wien-wavelength-displacement-law-constant

Winchester-bushel (bushel)

Y

y (year)

yard

yard-US-survey

yd (yard)

yd-US-survey (yard-US-survey)

year

yr (year)