Association of British Scrabble Players

Measurement: Units


abamp abampere a unit equivalent to 10 AMPERES.
abcoulomb the cgs unit of electric charge in the electromagnetic system, equivalent to 10 COULOMBS.
abfarad a unit of capacitance, the ability to store an electric charge.
abhenry a unit of inductance, the property of inducing an electromotive force by variation of current in a circuit > ABHENRYS or ABHENRIES.
abmho a unit of electrical conductance.
abohm a unit of electrical resistance.
abvolt a unit of electrical potential equal to one hundred millionth of a VOLT.
abwatt a unit of power.
acre a measure of land equivalent to 4840 square YARDS.
acreage area in ACRES.
albedo the fraction of light reflected from a body or surface ALBEDOS or (US) ALBEDOES.
almud almude a Spanish unit of capacity. The pl. of both is ALMUDES.
alnage aulnage measure by the ELL.
amp ampere a unit of electrical current. [From French physicist, A.M. Ampere].
amperage current in AMPERES.
ampere see AMP.
amu a unit of atomic mass, aka DALTON.
angstrom a unit of one ten-billionth of a METER. [From A. J. Ångström (1814-74), Swed. physicist].
anker a liquid measure of 8 1/2 GALLONS.
archine arshine arsheen arshin an old Russian measure of length.
arcsecond an angular unit.
ardeb an Egyptian dry measure of 51/2 BUSHELS.
are 100 sq. metres ARES.
arpen arpent an old French land measure, slightly smaller than an ACRE.
arroba a measure of weight, roughly 25 lbs.
arsheen see ARCHINE.
arshin see ARCHINE.
arshine see ARCHINE.
aulnage see ALNAGE.
aune an ell; a French measure of cloth.
avoirdupois a system of weights in which the POUND (lb.) has 16 OUNCES.
bale a measure, esp (US) 500lb of cotton.
balthasar balthazar belshazzar a large wine bottle containing 2.80 gallons.
bar a unit of pressure of one million dynes per square CENTIMETER.
barleycorn an old unit of length equal to one-third INCH.
barn a unit of nuclear cross-section.
barye a unit of pressure; a millionth of a bar or MICROBAR.
bath the largest Jewish liquid measure, containing about eight imperial GALLONS.
baud a unit of data transmission speed of one bit per second.
becquerel the SI unit of radioactivity. [From A. H. Becquerel (1852-1908), French physicist, discoverer of radioactivity].
beegah bigha a land measure in India.
bekah half a SHEKEL.
bel a measure of noise.
bicron one billionth of a METRE.
bigha see BEEGAH.
binit a unit of computer information.
boll a measure of capacity for grain, etc, used in Scotland and N England, in Scotland usu = 6 imperial bushels, in England varying from 2 to 6 BUSHELS; (verb) to form pods on cotton.
bottle a bundle of hay.
bourgeois an old type size, larger than BREVIER and smaller than LONGPRIMER, approximately 9-point.
bovate an old measure of land.
braccio an obsolete Italian measure of length, a little more than half a METRE BRACCIA.
braza a Spanish unit of length.
brevier an old type size (approx 8-point) between bourgeois and minion.
bushel an old measure now fixed at 40 lbs; (verb) to mend or alter e.g. men's clothes > BUSHELED/BUSHELLED.
byte in computing, a set of usu. eight binary digits (bits) considered as a unit.
calorie calory the amount of heat needed to raise one GRAM of water one degree Centigrade in temperature.
candela a unit of luminous intensity.
candie candy kandy a S. Indian weight, approximately 500 lb Imperial.
candlepower an old unit of luminosity.
caneh kaneh a Hebrew measure of 6 cubits. [Hebrew qaneh, reed].
cantar kantar an Arab unit of weight.
carat carrat karat a unit of weight (metric carat = 200mg) used for gems; (also (esp ) karat) a unit used in expressing the proportion of gold in an alloy, 24-carat gold being pure gold.
carucate as much land as may be tilled in a year and a day by one plough.
cattie catty kati katti a unit of measure used in S.E. Asia.
catty see CATTIE. Also: malicious, spiteful > CATTIER, CATTIEST.
cental a weight of one hundred POUNDS AVOIRDUPOIS.
centare centiare a measure of area, the hundredth part of an ARE; one square meter.
centigram centigramme 1/100th of a GRAM.
centiliter centilitre the hundredth part of a LITRE.
centimeter centimetre the hundredth part of a METER.
centimorgan the hundredth part of a MORGAN.
centner an old unit of weight equal to about 110 POUNDS.
chain a measure of 100 LINKS, or 66 FEET.
chalder an old Scottish dry measure, containing 16 BOLLS.
chaldron an old unit of capacity, equal to 36 heaped BUSHELS. [Fr. chaudron].
chenix choenix in ancient Greece, a dry measure equivalent to rather more than a QUART.
cicero a measure of type between PICA and English CICEROS.
comb coomb an old measure equal to four BUSHELS.
congius an ancient unit of liquid measure CONGII.
cor a Hebrew measure, equal to 10 EPHAHS. Aka HOMER.
cord a measure of cut wood, 128 cubic feet.
coss kos koss a measure of distance. The pl. of KOS is KOSES.
coulomb the SI unit of electric charge. [From C. A. de Coulomb, French physicist].
coulombic of or like a COULOMB, the SI unit of electric charge.
cran a measure of capacity for herrings just landed, = 37.5 GALLONS.
crith a unit of mass, that of one litre of hydrogen at standard temperature and pressure.
cubit cubitus an old measure of length. The pl. of CUBITUS is CUBITUSES.
cubital of the length of a CUBIT.
cubitus see CUBIT.
cumec a unit of liquid flow equal to one cubic metre per second. Cf. CUSEC.
curie a unit of radioactive decay and intensity.
cusec a unit of liquid flow equal to one cubic foot per second. Cf. CUMEC.
dalton a unit of atomic mass, aka AMU.
daraf a unit of ELASTANCE, the reciprocal of capacitance in farads.
darcy a unit of permeability of rock to various substances.
debye a unit of electrical dipole movement. [From J.W. Debye, Dutch physicist].
decagram decagramme dekagram a weight of the metric system; ten GRAMS.
decaliter decalitre dekaliter a cubic volume of ten LITERS.
decameter decametre dekameter a measure of length, ten METERS.
decare dekare a measure equal to ten ares, or 1000 square METRES.
decastere a measure of capacity, equal to ten STERES, or ten cubic METERS.
deciare the tenth part of an ARE, 10 square METRES.
decibel a unit of sound loudness, the tenth part of a BEL. The average noise in the playing room at the end of a round in a Scrabble tournament is about 120 decibels.
decigram decigramme a weight in the metric system; one tenth of a gram, equal to 1.5432 grains avoirdupois.
decilitre decilitre one tenth of a LITRE.
decimetre decimetre one tenth of a METRE.
decistere the tenth part of the STERE or cubic meter, equal to 3.531 cubic feet.
dekagram see DECAGRAM.
dekaliter see DECALITER.
dekameter see DECAMETER.
dekare see DECARE.
demitasse (the quantity contained by) a half-cup (esp. of black coffee).
demy an old size of paper, roughly A2.
denier a unit of yarn fineness; also an old French silver coin of small value.
dessiatine dessyatine desyatin a Russian measure of land.
dioptral relating to a DIOPTER, a measure of refractive power.
dioptre see DIOPTER.
diopter dioptre a unit of measurement of power of lens or eye.
dol a unit of intensity of pain. [L. dolor, pain].
doppio a double measure, esp. of espresso coffee > DOPPIOS.
drachm a DRAM; also a monetary unit, a drachma.
dram 1/8 oz. of whisky; (verb) to drink a dram.
dunam a unit of land measure in Israel.
duodecimo (a book) having twelve leaves to a sheet DUODECIMOS.
dyne a unit of force: the force required to accelerate 1 gram to 1 cm per second per second.
eighteenmo a paper size, aka OCTODECIMO.
eightvo a page size, 5" X 8" to 6" X 9.5" of a book composed of printer's EIGHTVOS. Aka OCTAVO.
electronvolt a unit of energy equal to the work done on an electron accelerated through a potential difference of 1 volt.
ell an old measure of length equal to 45 inches.
em the unit of measurement (12-point lower-case 'm') used in spacing material and estimating the dimension of pages.
en half an EM.
ennage the length of a piece of type measured in ENS.
epha ephah a Hebrew dry measure of about 23 litres or 6 gals.
erg 1. a unit of work ERGS. 2. a Saharan area of shifting sand AREG.
erlang a unit of traffic intensity in a telephone system.
exahertz a very large unit of frequency.
exitance the amount per unit area of light or other radiation emitted from a surface.
fanega fanegada fanga a dry measure in Spain and Spanish America.
farad a unit of electrical capacitance.
faraday a unit used in electrolysis.
fat a dry measure of nine BUSHELS.
fathom a measure of length, six FEET.
fermi in physics, a unit of 10 to power of -15 m FERMIS.
fingerbreadth the breadth of a finger.
firkin a unit of capacity equal to half a KILDERKIN: a 1/4 barrel.
firlot (a container used as) a measure of capacity for corn etc. equal to a quarter of a BOLL.
fistmele the breadth of a fist with the thumb extended.
flop a unit of computer processing speed.
fluidram a unit of liquid capacity.
foolscap a (now little-used) size of long folio writing- or printing-paper, generally 13½ by 17 INCHES.
foot twelve INCHES.
footbreadth the width of a FOOT.
footlambert a unit of luminance of a surface emitting one LUMEN per square foot.
forpet forpit a fourth part (now of a peck measure).
fresnel a unit of optical frequency equal to one terahertz. [From A. J. Fresnel, French physicist].
furlong a measure of length; 220 YARDS or the eighth part of a MILE.
gallon a unit of capacity, in Britain equal to 4.546 LITRES.
gallonage an amount in GALLONS; the rate of use in GALLONS.
gauss a unit of magnetic flux density equal to 1/10000 TESLA. [From K. F. Gauss, Ger. mathematician].
geepound a unit of mass.
gerah a Hebrew monetary weight or coin, equal to one twentieth of a SHEKEL.
gigabit a thousand million BITS (or, more usually, 2** 30 or 1,073,741,824 bits).
gigabyte a thousand million BYTES (or, more usually, 2**30 or 1,073,741,824 bits).
gigaflop in computing, a unit of processing speed.
gigahertz a thousand million HERTZ.
gigaton a thousand million TONS.
gigawatt a thousand million WATTS.
gilbert the CGS unit of magnetomotive force.
gill a small measure, having various values; in recent times = ¼ PINT.
gowpen the hollow of the two hands held together; a double handful. [ON gaupn].
grain the smallest British weight (the average weight of a seed of corn) = 1/7000 of a pound avoirdupois.
gram gramme a unit of mass in the metric system, formerly that of a cubic CENTIMETRE of water at 4°C, now a thousandth part of the International Prototype Kilogram.
grammage a weight of paper expressed as grams per square metre.
grav a unit of gravitational acceleration.
gray a derived SI unit, the unit of absorbed dose of ionizing radiation, equal to one joule per kilogram.
hairbreadth hairsbreadth the breadth of a hair; a minute distance.
hand a measure of four inches, esp. in the context of horses' heights.
handbreadth handsbreadth the breadth of a hand.
handsturn the single or least act of work: he never does a handsturn.
hectare hektare a measure of area, 100 ARES or 10000 square METRES.
hectogram hectogramme a measure of weight, containing a hundred GRAMS.
hectoliter hectolitre a measure of liquids, containing a hundred LITERS.
hectometer hectometre a measure of length, equal to a hundred METERS.
hectostere a measure of solidity, containing one hundred cubic METERS.
heeltap a small amount of liquor left in the glass after drinking.
hektare see HECTARE.
hemina an obsolete corn measure HEMINAS.
henry a unit of electrical inductance HENRYS or HENRIES.
hertz a unit of electromagnetic frequency.
hide (in old English law) a variable unit of area of land, enough for a household.
hin a Hebrew liquid measure, about four quarts HINS.
hogshead a large cask measuring 54 GALLONS.
homer a Hebrew measure of capacity, roughly 11 BUSHELS.
hoppus as in hoppus foot, a unit of volume for round timber.
hundredweight 1/20 of a TON, or 112lb AVOIRDUPOIS (50.80kg).
inch the twelfth part of a FOOT, equal to 2.54cm; (verb) to move by slow degrees.
inchmeal inch by inch.
innage measurement from bottom of container to surface of liquid.
jansky in astronomy, the unit of strength of radio-emission. [From Karl Jansky, American radio engineer].
jeroboam an oversize wine bottle holding about four 26-ounce QUARTS.
jesus a size of paper in France JESUS.
kab an ancient Hebrew unit of measure.
kandy see CANDIE.
kaneh see CANEH.
kantar see CANTAR.
karat see CARAT.
katal a derived SI unit, the unit of catalytic activity, equal to one mole per second.
kati see CATTIE.
katti see CATTIE.
kbar a KILOBAR.
kelvin the SI unit of temperature. [From Lord Kelvin].
kemple 40 BOTTLES of hay or straw.
kilderkin a cask measuring 18 GALLONS (1/2 barrel).
kilerg a unit of work, a thousand ERGS.
kilo a KILOGRAM.
kilobar a unit of atmospheric pressure, one thousand BAR.
kilobase a unit of length of a nucleic acid chain.
kilobaud a thousand BAUDS.
kilobit one thousand BITS (or, more usually, 1024 bits).
kilobyte one thousand BYTES (or, more usually, 1024 bytes).
kilocalorie one thousand CALORIES.
kilocycle a unit of frequency: 1 kilocycle per second = 1 KILOHERTZ.
kilogauss a unit of magnetism, 1000 GAUSS.
kilogram kilogramme a measure of weight, one thousand GRAMS.
kilogray a thousand GRAYS, used to measure the absorbed dose of radiation in food.
kilohertz a unit of frequency, 1000 HERTZ.
kilojoule a unit of energy, 1000 JOULES.
kiloliter a unit of capacity, 1000 LITRES. N.B. no KILOLITRE*.
kilometer kilometre a thousand METRES.
kilometric being a KILOMETRE.
kilomole a unit of molecular concentration, 1000 MOLES.
kiloparsec a unit of astronomical distance, 1000 PARSECS.
kilopascal a unit of pressure, 1000 PASCALS.
kilopond a unit of measurement equal to the gravitational force on a mass of one kilogram.
kilorad a unit of radiation, one thousand RAD.
kiloton kilotonne one thousand TONS.
kilovolt a unit of electricity, 1000 VOLTS.
kilowatt one thousand WATTS.
klik klick a kilometre.
kor a Hebrew unit of measure.
kos see COSS.
koss see COSS.
lambert a unit of brightness: brightness of surface radiating one lumen per square centimetre.
langley a unit of illumination used to measure the temperature of a star.
league a measure of three miles; (verb) to join in a league.
li a Chinese unit of distance LIS.
liang a Chinese weight: 37.24 grams.
libra a Roman pound LIBRAE or LIBRAS.
ligne a measure of watch movement.
link the 1/100th part of the surveyor's CHAIN, 7.92 INCHES.
lippie lippy an old Scottish dry measure, the fourth part of a peck. LIPPY is also an adjective: impertinent > LIPPIER, LIPPIEST.
lispound lispund a varying weight, 12 to 34 pounds, used in the Baltic countries and Orkney and Shetland.
liter litre a measure of capacity in the metric system, a cubic DECIMETER.
litreage measurement in litres.
longprimer in printing, a size of type intermediate between small PICA and BOURGEOIS.
lumen a unit of luminous flux LUMENS or LUMINA.
lumenal luminal of a LUMEN, a unit of luminous flux.
luminance luminousness; the measure of the brightness of a surface.
lunar (noun) a lunar distance i.e. the distance from earth to moon.
lux a unit of illumination LUXES or LUCES.
mach a number indicating the ratio of the speed of an object to the speed of sound in the surrounding medium. So a plane moving at twice the speed of sound is travelling at Mach 2.
magneton a unit of the quantized magnetic moment of a particle.
magnum two QUARTS of alcohol; a bottle containing this.
maise mease a measure of five hundreds of herring.
maund a measure of weight in Asia; (verb) to beg.
maxwell a unit of magnetic flux.
mease see MAISE. Also a verb (Scots) to assuage, mitigate.
megabar a unit of pressure, a million BARS.
megabit a million BITS (or, more usually, 2**10 or 1,048,576 bits).
megabyte a million BYTES (or, more usually, 2**10 or 1,048,576 bytes).
megacurie a unit of radiation, a million CURIES.
megadeath a million deaths.
megadose a very large dose.
megadyne a measure of force, one million DYNES.
megafarad a measure of electrical capacity, one million FARADS.
megaflop in computing, a unit of processing speed.
megagauss a unit of magnetic force, a million GAUSS.
megahertz a measure of frequency, a million HERTZ.
megajoule a million JOULES.
meganewton a measure of gravity, a million NEWTONS.
megaparsec a measure of astronomical distance, a million PARSECS, equal to approximately 3.24 million light-years.
megarad a measure of radiation, a million RADS.
megaton a million TONS.
megatonnage the total explosive capacity in MEGATONS.
megavolt a million VOLTS.
megawatt a million WATTS.
megohm a measure of electrical resistance, one million OHMS.
melder the quantity of meal ground at one time. [ON meldr].
meter metre the standard unit of length in the metric system; METER is also a verb: to measure by meter.
mho a former unit of electrical inductance.
microampere a millionth of an AMPERE.
microbar a unit of pressure; a millionth of a BAR.
microcurie a unit of radiation, a millionth of a CURIE.
microfarad the millionth part of a FARAD.
microgram a millionth of a GRAM.
microhm the millionth part of an OHM.
microinch one millionth of an inch.
microliter a millionth of a LITER. N.B. no MICROLITRE*.
microlux a millionth of a LUX MICROLUXES or MICROLUCES.
micrometer micrometre a millionth of a METRE.
micromho a millionth of a MHO.
micromicrocurie the trillionth part of a CURIE.
micromicrofarad the trillionth part of a FARAD.
micromillimetre a millionth part of a MILLIMETRE (now called a NANOMETRE).
micromolar relating to a MICROMOLE, a millionth of a MOLE.
micromole a millionth of a MOLE.
micron a MICROMETRE.
microvolt the millionth part of one VOLT.
microwatt a millionth of a WATT.
middy (Aust. sl.) a measure of beer, varying in amount from one place to another; the glass containing it.
mikron a MICROMETRE MIKRA or MIKRONS.
milage mileage distance in MILES.
mile a unit of linear measure, 1760 YARDS.
milliampere a thousandth of an AMPERE.
milliare a unit of area, a thousandth of an ARE.
milliary relating to a Roman mile; (noun) a Roman milestone.
millibar the usual unit of barometric pressure, equal to a thousandth of a BAR (100 pascals).
millicurie a thousandth of a CURIE.
millidegree a thousandth of a degree.
millier a unit of weight.
milligal a thousandth of a GALLON.
milligram milligramme a thousandth of a GRAM.
millihenry a thousandth of a HENRY MILLIHENRIES or MILLIHENRYS.
millilambert a thousandth of a LAMBERT.
millilitre millilitre a thousandth part of a LITRE.
millilux a thousandth of a LUX MILLILUCES or MILLILUXES.
millimetre millimetre a thousandth part of a METRE.
millimho a thousandth of a MHO.
millimicron a thousandth of a MICRON.
millimolar relating to a MILLIMOLE, a thousandth of a MOLE.
millimole a thousandth of a MOLE.
milline a unit of advertising space.
milliohm one thousandth of an OHM.
milliosmol one thousandth of an OSMOL, a unit of osmotic pressure.
milliradian a thousandth of a RADIAN.
millirem one thousandth of an REM.
milliroentgen one thousandth of a ROENTGEN.
millisievert one thousandth of a SIEVERT.
millivolt one thousandth of a VOLT.
milliwatt one thousandth of a WATT.
miskal an Oriental unit of weight. [Arabic mitkal, from takala, to weigh].
mnemon a hypothetical unit of memory. [Gk. mnemon, mindful].
mol mole a base SI unit, the unit of amount of substance, defined as the amount of substance that contains as many (specified) entities (eg atoms, molecules, ions, photons) as there are atoms in 12 grams of carbon-12.
morgan a unit of distance between genes on a chromosome.
morgen a unit of land area slightly more than two ACRES.
muid an old French measure of capacity; a hogshead; a dry measure for corn, etc.
multiton weighing many TONS.
mutchkin an old unit of liquid measurement equal to 3/4 of an imperial pint.
nanogram one billionth of a GRAM.
nanometer nanometre a billionth of a METRE.
nanotesla a billionth of a TESLA.
nanowatt one billionth of a watt.
nebuchadnezzar an oversize wine bottle holding about 3.50 GALLONS.
neper a unit for expressing the ratio of two currents or voltages.
nepit nit a unit of information, 1.44 bits.
newton a unit of gravitational force.
noggin a measure of about a GILL.
nonmetric not metric.
nonohmic not measured in OHMS.
nybble in computing, half a BYTE.
octa okta a unit of cloud-cover, one-eighth of the sky.
octant the eighth part of a circle, 45 degrees.
octavo a page size, 5" X 8" to 6" X 9.5" of a book composed of printer's OCTAVOS. Aka EIGHTVO.
octodecimo in pages, 4" X 6.5", 18 leaves or 36 pages.
oersted a unit of magnetic field strength. [From Hans Christian Oersted].
ohm a unit of electrical resistance.
ohmage electrical resistance measured in OHMS.
oka oke a Turkish weight.
okta see OCTA.
omer a Hebrew dry measure, = 1/10 EPHA. Seems to be different from a HOMER.
osmol osmole a unit of osmotic pressure.
osmolal relating to an OSMOL, a unit of osmotic pressure.
osmole see OSMOL.
ounce one-sixteenth of a POUND.
oxgang oxgate oxland a BOVATE or one-eighth of a CARUCATE of ploughland, the share attributed to each ox in a team of eight.
parasang an old Persian measure of length. [Gk. parasanges, from Old Persian (modern Persian farsang)].
parsec secpar a unit of astronomical distance.
pascal a unit of pressure, one NEWTON per square METER.
peck an old unit of dry measure equal to 8 quarts.
pennyweight an old unit of weight.
perch a measure of 5 ½ YARDS, aka ROD or POLE.
phon a unit of loudness of sound as heard by listeners. [Gk. phone sound, voice.]
phot a unit of the product of illumination and duration, equal to one LUX maintained for one second.
photon a quantum of light or other electromagnetic radiation.
photonic relating to a PHOTON.
pica an old type size, approximately, and still used synonymously for, 12-point.
picocurie a millionth of a millionth of a CURIE.
picofarad a millionth of a millionth of a FARAD.
picogram a millionth of a millionth of a GRAM.
picomole a millionth of a millionth of a MOLE.
picul pikul a unit of weight used in China and SE Asia, equal to about 100 CATTIES. [Malay picul, a load].
pint a measure of capacity equal to half a QUART or 4 GILLS.
pipe a unit of liquid capacity equal to two HOGSHEADS.
poise a CGS unit of viscosity.
pole a unit of area equal to a square ROD.
ponderal relating to weight, ascertained by weight.
pood a Russian weight, equal to forty Russian pounds or about thirty-six English pounds avoirdupois.
pott a paper-size.
pottle an old measure of half a gallon, or thereabouts.
pound sixteen OUNCES.
poundal a unit of force: the force imparting to one pound mass an acceleration of one foot per second.
probit a unit of measurement of statistical probability.
quadrant the fourth part of a circle, 90 degrees.
quadrat in ecology, a small area (usu one square metre) of ground marked off for the detailed investigation of animal and plant life.
quantal of or pertaining to a QUANTUM.
quantally in a manner related to a QUANTUM.
quantum a minimum quantity > QUANTA or QUANTUMS.
quart the fourth part of a GALLON, or two PINTS.
quartern one quarter of various measures; a quartern loaf: a four-pound loaf.
quarto a book size made by folding sheet into four leaves.
quintal a unit of weight equal to 100 KILOGRAMS.
quire 1. twenty-four sheets of paper of same size; (verb) to sing in concert.
radian the derived SI unit of plane angle, equal to the angle between two lines which, when drawn from the centre of a circle, divide off on its circumference an arc equal to its radius, nearly 57.3 degrees.
rehoboam a large wine bottle containing 1.05 GALLONS.
rem a unit of radiation damage.
remen an ancient Egyptian measure of length.
ripp a plucked handful e.g. of grass, corn.
rod a measure of 5 ½ YARDS, aka PERCH or POLE.
roentgen rontgen the international unit of dose of X-rays. [From German physicist Wilhelm Conrad Röntgen, discoverer of the röntgen rays or X-rays].
rotl a unit of weight in some Middle Eastern and eastern Mediterranean countries ARTAL or ROTLS.
rotolo an Italian form of ROTL, a unit of weight ROTOLOS.
runlet rundlet an old liquid measure equal to about 15 GALLONS.
rutherford a unit of radioactive decay equal to 1 million disintegrations per second.
sabin a unit of acoustic absorption of one square foot of a perfect absorber.
salmanaser salmanazar a large wine bottle containing 2.10 gallons.
sazhen a unit of length formerly used in Russia, equal to 7 feet (2.13 m).
scintilla the amount of doubt required to be present in the minds of certain Scrabble players before they challenge an opponent's word.
scruple a unit of weight used by apothecaries equal to 1/24 of an OUNCE.
secpar see PARSEC.
ser a unit of weight in India.
sextant the sixth part of a circle, 60 degrees.
sextarius an ancient Roman unit of liquid measure SEXTARII.
sexto a paper size SEXTOS. Aka SIXMO.
sextodecimo a book size 55/8 x 43/8 in. (abbreviated as 16mo.). Aka SIXTEENMO.
shekel sheqel an ancient unit of weight, about 11.4 gm. The pl. of SHEQEL is SHEQALIM or SHEQELS.
shippound in the Baltic ports, twenty LISPOUNDS, a varying weight, 12 to 34 pounds.
siemens a unit of electrical conductance equivalent to one AMPERE per VOLT. [From Sir William Siemens, German-born British inventor and industrialist] SIEMENS.
sievert the SI unit of radiation dose. [From R. M. Sievert, 20th-cent. Swed. radiologist].
sixmo a paper size SIXMOS. Aka SEXTO.
sixteenmo a book size 55/8 x 43/8 in. (abbreviated as 16mo.) SIXTEENMOS. Aka SEXTODECIMO.
sleever an old Welsh measure for beer, about 3/4 pint.
sone a unit of loudness on a scale based on subjective or perceived loudness.
sowp a spoonful, a sip.
span the space from the end of the thumb to the end of the little finger when the fingers are extended; nine INCHES.
steradian a unit of measurement for solid angles.
stere a timber measure, a cubic METRE (about 35.315 cubic feet).
stilb the CGS unit of intrinsic brightness. [Gk. stilbein, to shine].
submillimeter measuring less than one MILLIMETER.
swarth swath swathe the quantity of grass cut down by one sweep of the scythe. SWATHE is also a verb: to cut a swathe.
tael a Chinese liang or ounce, about 38g (1.3oz).
talent tallent an old weight.
teraflop a trillion (10 to the 12th) calculations per second > TERAFLOPS.
terahertz a large unit of electrical frequency.
teraohm a trillion OHMS.
terawatt a trillion WATTS.
tesla a unit of magnetic flux density equal to one WEBER per square meter. [From Nikolai Tesla].
tex a unit of weight used to measure the density of yarn.
therblig a unit of work for quantifying industrial operations. [From F.B.Gilbreth, an American engineer influential in the field of motion study].
therm therme a unit of quantity of heat equal to 100,000 British thermal units.
tierce a unit of capacity equal to one-third of a PIPE, usu. equivalent to 35 gallons.
titer titre orig. the fineness of gold or silver. Now (Chem.), the concentration of a solution as determined by titration; the minimum volume of a solution needed to reach the end- point in a titration.
tod an old wool weight; (verb) to yield a tod.
tog a unit of measurement of thermal insulation as a property of textile fabrics used eg for quilts; (verb) to dress up.
toise an old measure of length in France, containing six French feet.
tola an Indian unit of weight. [Hindi from Skr. tula, weight].
ton a unit of weight equivalent to 20 HUNDREDWEIGHT (2240lb or 1016kg).
tonnage the cargo- or freight-carrying capacity of a ship measured in TONS.
tonne the preferred name for a metric ton, a unit of weight equal to 1000 KILOGRAMS.
torr a unit of pressure equal to 1/760 of standard atmospheric pressure.
troland a unit of measurement of retinal response to light. [From L. T. Troland, US physicist and psychologist].
troy a system of weights. [From Troyes in France].
tun an obsolete liquid measure equivalent to 216 gallons of ale, or 252 of wine.
twelvemo a paper size, aka DUODECIMO TWELVEMOS.
typp a unit of yarn size.
ullage the amount by which a container of liquor falls short of being full; (verb) to reckon the ULLAGE of.
unce an ounce.
unitage an amount in units.
var a unit of reactive power.
vara vare a Spanish American linear measure. [Sp. vara, rod].
verst verste a unit of distance equal to approximately 2/3 of a MILE.
virgate an old unit of land area usually equal to 30 acres or 1/4 HIDE.
volt the unit of electromotive force.
watt the SI unit of power, equal to a rate of working of one JOULE per second.
wattage an amount of power expressed in WATTS.
watthour a unit of electrical consumption.
weber a unit of magnetic flux equal to 100 million MAXWELLS. [From Wilhelm Weber (1804-91), German physicist].
wey a measure of dry goods.
yard a unit of imperial length, three FEET or thirty-six INCHES.
yardland a unit of land area equal to 30 ACRES.
yojan yojana in the Indian subcontinent: a measure of distance.
yrneh a unit of reciprocal inductance. Cf. HENRY.



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