types:
- show 387 types...
- hide 387 types...
-
measuring block, measuring unit
a unit of measurement
-
denier
a unit of measurement for the fineness of silk or nylon or rayon
-
diopter, dioptre
a unit of measurement of the refractive power of a lens which is equal to the reciprocal of the focal length measured in meters; used by oculists
-
carat, karat, kt
the unit of measurement for the proportion of gold in an alloy; 18-karat gold is 75% gold; 24-karat gold is pure gold
-
absorption unit
a unit for measuring absorption
-
acceleration unit
a unit for measuring acceleration
-
angular unit
a unit of measurement for angles
-
area unit, square measure
a system of units used to measure areas
-
capacity measure, capacity unit, cubage unit, cubature unit, cubic content unit, cubic measure, displacement unit, volume unit
a unit of measurement of volume or capacity
-
computer memory unit
a unit for measuring computer memory
-
electromagnetic unit, emu
any of various systems of units for measuring electricity and magnetism
-
explosive unit
any unit for measuring the force of explosions
-
force unit
a unit of measurement of physical force
-
linear measure, linear unit
a unit of measurement of length
-
metric, metric unit
a decimal unit of measurement of the metric system (based on meters and kilograms and seconds)
-
miles per gallon
the distance traveled in a vehicle powered by one gallon of gasoline or diesel fuel
-
monetary unit
a unit of money
-
MFLOP, megaflop, million floating point operations per second
(computer science) a unit for measuring the speed of a computer system
-
teraflop, trillion floating point operations per second
(computer science) a unit for measuring the speed of a computer system
-
MIPS, million instructions per second
(computer science) a unit for measuring the execution speed of a computer's CPU (but not the whole system)
-
pain unit
a unit measuring the intensity of pain
-
pressure unit
a unit measuring force per unit area
-
printing unit
a unit of measurement for printing
-
sound unit
any acoustic unit of measurement
-
telephone unit
a unit of measurement for telephone use
-
temperature unit
a unit of measurement for temperature
-
weight, weight unit
a unit used to measure weight
-
mass unit
a unit of measurement for mass
-
unit of viscosity
a unit of measurement for viscosity
-
energy unit, heat unit, work unit
a unit of measurement for work
-
langley
unit of solar radiation
-
Brinell number
measure of the hardness of a material
-
point
the unit of counting in scoring a game or contest
-
bit
a unit of measurement of information (from binary + digit); the amount of information in a system having two equiprobable states
-
electrostatic unit
any of various units of electricity based on forces of interaction between electric charges
-
extra point, point after, point after touchdown
in American football a point awarded for a successful place kick following a touchdown
-
long measure
a measure of length
-
cu in, cubic inch
the volume equal to a cube one inch on each side
-
cu ft, cubic foot
the volume equal to a cube one foot on each side
-
cord
a unit of amount of wood cut for burning; 128 cubic feet
-
advantage
(tennis) first point scored after deuce
-
set point
(tennis) the final point needed to win a set in tennis
-
match point
(tennis) the final point needed to win a match (especially in tennis)
-
sabin
a unit of acoustic absorption equivalent to the absorption by a square foot of a surface that absorbs all incident sound
-
mil
an angular unit used in artillery; equal to 1/6400 of a complete revolution
-
arcdegree, degree
a measure for arcs and angles
-
arcsecond, second
a 60th part of a minute of arc
-
arcminute, minute, minute of arc
a unit of angular distance equal to a 60th of a degree
-
microradian
a unit of angular distance equal to one thousandth of a milliradian
-
milliradian
a unit of angular distance equal to one thousandth of a radian
-
rad, radian
the unit of plane angle adopted under the Systeme International d'Unites; equal to the angle at the center of a circle subtended by an arc equal in length to the radius (approximately 57.295 degrees)
-
grad, grade
one-hundredth of a right angle
-
oxtant
a unit of angular distance equal to half a quadrant
-
sextant
a unit of angular distance equal to 60 degrees
-
straight angle
an angle of 180 degrees
-
sr, steradian
the unit of solid angle adopted under the Systeme International d'Unites
-
sq in, square inch
a unit of area equal to one inch by one inch square
-
sq ft, square foot
a unit of area equal to one foot by one foot square
-
sq yd, square yard
a unit of area equal to one yard by one yard square
-
centare, square meter, square metre
a centare is 1/100th of an are
-
square mile
an area of 640 acres
-
quarter section
a land unit equal to a quarter of a section (160 acres) and measuring 1/2 mile on a side
-
acre
a unit of area (4840 square yards) used in English-speaking countries
-
ar, are
a unit of surface area equal to 100 square meters
-
hectare
(abbreviated `ha') a unit of surface area equal to 100 ares (or 10,000 square meters)
-
arpent
a former French unit of area; equal approximately to an acre
-
b, barn
(physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter
-
dessiatine
a former Russian unit of area equal to 2.7 acres
-
morgen
a South African unit of measure equal to about 2 acres
-
perch, pole, rod
a square rod of land
-
liquid measure, liquid unit
a unit of capacity for liquids (for measuring the volumes of liquids or their containers)
-
dry measure, dry unit
a unit of capacity for dry commodities (as fruit or grain)
-
metric capacity unit
a capacity unit defined in metric terms
-
cran
a capacity unit used for measuring fresh herring
-
field capacity
the maximum amount of water that a particular soil can hold
-
homer, kor
an ancient Hebrew unit of capacity equal to 10 baths or 10 ephahs
-
hin
ancient Hebrew unit of liquid measure = 1.5 gallons
-
fathom, fthm
(mining) a unit of volume (equal to 6 cubic feet) used in measuring bodies of ore
-
acre-foot
the volume of water that would cover 1 acre to a depth of 1 foot; 43,560 cubic feet or 1233.5 cubic meters
-
acre inch
one twelfth of an acre-foot
-
board foot
the volume of a piece of wood 1 foot square and 1 inch thick
-
standard
a board measure = 1980 board feet
-
cubic yard, yard
a unit of volume (as for sand or gravel)
-
last
a unit of capacity for grain equal to 80 bushels
-
check bit, parity, parity bit
(computer science) a bit that is used in an error detection procedure in which a 0 or 1 is added to each group of bits so that it will have either an odd number of 1's or an even number of 1's; e.g., if the parity is odd then any group of bits that arrives with an even number of 1's must contain an error
-
nibble, nybble
a small byte
-
byte
a sequence of 8 bits (enough to represent one character of alphanumeric data) processed as a single unit of information
-
sector
the minimum track length that can be assigned to store information; unless otherwise specified a sector of data consists of 512 bytes
-
block
(computer science) a sector or group of sectors that function as the smallest data unit permitted
-
allocation unit
a group of sectors on a magnetic disk that can be reserved for the use of a particular file
-
partition
(computer science) the part of a hard disk that is dedicated to a particular operating system or application and accessed as a single unit
-
word
a word is a string of bits stored in computer memory
-
K, KB, KiB, kB, kibibyte, kilobyte
a unit of information equal to 1024 bytes
-
K, KB, kB, kilobyte
a unit of information equal to 1000 bytes
-
kb, kbit, kilobit
a unit of information equal to 1000 bits
-
kibibit, kibit
a unit of information equal to 1024 bits
-
M, MB, MiB, mebibyte, megabyte
a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes
-
M, MB, megabyte
a unit of information equal to 1000 kilobytes or 10^6 (1,000,000) bytes
-
Mb, Mbit, megabit
a unit of information equal to 1000 kilobits or 10^6 (1,000,000) bits
-
Mibit, mebibit
a unit of information equal to 1024 kibibits or 2^20 (1,048,576) bits
-
G, GB, GiB, gibibyte, gigabyte
a unit of information equal to 1024 mebibytes or 2^30 (1,073,741,824) bytes
-
G, GB, gigabyte
a unit of information equal to 1000 megabytes or 10^9 (1,000,000,000) bytes
-
Gb, Gbit, gigabit
a unit of information equal to 1000 megabits or 10^9 (1,000,000,000) bits
-
Gibit, gibibit
a unit of information equal to 1024 mebibits or 2^30 (1,073,741,824) bits
-
TB, TiB, tebibyte, terabyte
a unit of information equal to 1024 gibibytes or 2^40 (1,099,511,627,776) bytes
-
TB, terabyte
a unit of information equal to 1000 gigabytes or 10^12 (1,000,000,000,000) bytes
-
Tb, Tbit, terabit
a unit of information equal to 1000 gigabits or 10^12 (1,000,000,000,000) bits
-
Tibit, tebibit
a unit of information equal to 1024 gibibits or 2^40 (1,099,511,627,776) bits
-
PB, PiB, pebibyte, petabyte
a unit of information equal to 1024 tebibytes or 2^50 bytes
-
PB, petabyte
a unit of information equal to 1000 terabytes or 10^15 bytes
-
Pb, Pbit, petabit
a unit of information equal to 1000 terabits or 10^15 bits
-
Pibit, pebibit
a unit of information equal to 1024 tebibits or 2^50 bits
-
EB, EiB, exabyte, exbibyte
a unit of information equal to 1024 pebibytes or 2^60 bytes
-
EB, exabyte
a unit of information equal to 1000 petabytes or 10^18 bytes
-
Eb, Ebit, exabit
a unit of information equal to 1000 petabits or 10^18 bits
-
Eibit, exbibit
a unit of information equal to 1024 pebibits or 2^60 bits
-
ZB, ZiB, zebibyte, zettabyte
a unit of information equal to 1024 exbibytes or 2^70 bytes
-
ZB, zettabyte
a unit of information equal to 1000 exabytes or 10^21 bytes
-
Zb, Zbit, zettabit
a unit of information equal to 1000 exabits or 10^21 bits
-
Zibit, zebibit
a unit of information equal to 1024 exbibits or 2^70 bits
-
YB, YiB, yobibyte, yottabyte
a unit of information equal to 1024 zebibytes or 2^80 bytes
-
YB, yottabyte
a unit of information equal to 1000 zettabytes or 10^24 bytes
-
Yb, Ybit, yottabit
a unit of information equal to 1000 zettabits or 10^24 bits
-
Yibit, yobibit
a unit of information equal to 1024 zebibits or 2^80 bits
-
capacitance unit
a measure of the capacity of a circuit component to store charge
-
charge unit, quantity unit
a measure of the quantity of electricity (determined by the amount of an electric current and the time for which it flows)
-
conductance unit
a measure of a material's ability to conduct an electrical charge
-
current unit
a measure of the amount of electric charge flowing past a circuit point at a specific time
-
elastance unit
the reciprocal of capacitance
-
field strength unit
an electromagnetic unit of magnetic intensity
-
flux density unit
a measure of the amount of flux per unit of cross sectional area
-
inductance unit
a measure of the property of an electric circuit by which an electromotive force is induced in it
-
light unit
a measure of the visible electromagnetic radiation
-
magnetomotive force unit
a unit of measurement of magnetomotive force
-
potential unit
a measure of the potential energy of a unit charge at a given point in a circuit relative to a reference point (ground)
-
power unit
a measure of electric power
-
radioactivity unit
a measure of radioactivity
-
resistance unit
the reciprocal of conductance
-
kiloton
a measure of explosive power (of an atomic weapon) equal to that of 1000 tons of TNT
-
megaton
a measure of explosive power (of an atomic weapon) equal to that of one million tons of TNT
-
dyne
a unit of force equal to the force that imparts an acceleration of 1 cm/sec/sec to a mass of 1 gram
-
N, newton
a unit of force equal to the force that imparts an acceleration of 1 m/sec/sec to a mass of 1 kilogram; equal to 100,000 dynes
-
sthene
a unit of force equal to 1000 newtons
-
pdl, poundal
a unit of force equal to the force that imparts an acceleration of 1 foot/sec/sec to a mass of 1 pound; equal to 0.1382 newtons
-
lbf., pound
a nontechnical unit of force equal to the mass of 1 pound with an acceleration of free fall equal to 32 feet/sec/sec
-
pounder
(used only in combination) something weighing a given number of pounds
-
g, g-force, gee
a unit of force equal to the force exerted by gravity; used to indicate the force to which a body is subjected when it is accelerated
-
gal
a unit of gravitational acceleration equal to one centimeter per second per second (named after Galileo)
-
astronomy unit
a linear unit used for astronomical distances
-
metric linear unit
a linear unit of distance in metric terms
-
nautical linear unit
a linear unit of distance used in navigation
-
in, inch
a unit of length equal to one twelfth of a foot
-
foot, ft
a linear unit of length equal to 12 inches or a third of a yard
-
footer
(used only in combinations) the height or length of something in feet
-
pace, yard
a unit of length equal to 3 feet; defined as 91.44 centimeters; originally taken to be the average length of a stride
-
yarder
(used only in combinations) the height or length of something in yards
-
perch, pole, rod
a linear measure of 16.5 feet
-
furlong
a unit of length equal to 220 yards
-
international mile, land mile, mi, mile, stat mi, statute mile
a unit of length equal to 1,760 yards or 5,280 feet; exactly 1609.344 meters
-
miler
(used only in combinations) the length of something in miles
-
880 yards, half mile
a unit of length equal to half of 1 mile
-
440 yards, quarter mile
a unit of length equal to a quarter of 1 mile
-
league
an obsolete unit of distance of variable length (usually 3 miles)
-
ligne
a linear unit (1/40 inch) used to measure diameter of buttons
-
nail
a former unit of length for cloth equal to 1/16 of a yard
-
archine
a Russian unit of length (71 cm)
-
coss, kos
(in India) a unit of length having different values in different localities
-
vara
a Spanish unit of length (about a yard) having different values in different localities
-
verst
a Russian unit of length (1.067 km)
-
cable, cable length, cable's length
a nautical unit of depth
-
chain
a unit of length
-
cubit
an ancient unit of length based on the length of the forearm
-
digit, finger, finger's breadth, fingerbreadth
the length of breadth of a finger used as a linear measure
-
fistmele
about seven inches; the breadth of a fist with the thumb stuck out (used especially in archery to give the correct distance of the string from the bow)
-
body length
the length of your body
-
handbreadth, handsbreadth
any unit of length based on the breadth of the human hand
-
head
the length or height based on the size of a human or animal head
-
lea
a unit of length of thread or yarn
-
li
Chinese distance measure; approximately 0.5 kilometers
-
link
a unit of length equal to 1/100 of a chain
-
mesh
the number of openings per linear inch of a screen; measures size of particles
-
mil
a unit of length equal to one thousandth of an inch; used to specify thickness (e.g., of sheets or wire)
-
Swedish mile, mil, mile
a Swedish unit of length equivalent to 10 km
-
Roman mile, mile
an ancient Roman unit of length equivalent to 1620 yards
-
Roman pace
an ancient Roman unit of length (4.85 English feet) measured as the distance from the heel of one foot to the heel of the same foot when next it touches the ground
-
geometric pace
a modern version of the Roman pace now taken to be 5 feet
-
military pace
the length of a single step in marching (taken to be 30 inches for quick time or 36 inches for double time)
-
palm
a linear unit based on the length or width of the human hand
-
span
a unit of length based on the width of the expanded human hand (usually taken as 9 inches)
-
survey mile
a U.S. unit of measure equal to 1609.347 meters; derived from the use of 39.37 inches as the conversion for one meter
-
fathom, fthm
a linear unit of measurement (equal to 6 feet) for water depth
-
dollar
the basic monetary unit in many countries; equal to 100 cents
-
euro
the basic monetary unit of most members of the European Union (introduced in 1999); in 2002 twelve European nations (Germany, France, Belgium, Luxembourg, the Netherlands, Italy, Spain, Portugal, Ireland, Greece, Austria, Finland) adopted the euro as their basic unit of money and abandoned their traditional currencies
-
franc
the basic monetary unit in many countries; equal to 100 centimes
-
fractional monetary unit, subunit
a monetary unit that is valued at a fraction (usually one hundredth) of the basic monetary unit
-
Afghan monetary unit
monetary unit in the Islamic State of Afghanistan
-
Argentine monetary unit
monetary unit in Argentina
-
Thai monetary unit
monetary unit in Thailand
-
Panamanian monetary unit
monetary unit in Panama
-
Ethiopian monetary unit
monetary unit in Ethiopia
-
Venezuelan monetary unit
monetary unit of Venezuela
-
Ghanian monetary unit
monetary unit of Ghana
-
Costa Rican monetary unit
monetary unit in Costa Rica
-
El Salvadoran monetary unit
monetary unit in El Salvador
-
Brazilian monetary unit
monetary unit in Brazil
-
Gambian monetary unit
monetary unit in Gambia
-
Algerian monetary unit
monetary unit in Algeria
-
Bahrainian monetary unit
monetary unit in Bahrain
-
Iraqi monetary unit
monetary unit in Iraq
-
Jordanian monetary unit
monetary unit in Jordan
-
Kuwaiti monetary unit
monetary unit in Kuwait
-
Libyan monetary unit
monetary unit in Libya
-
Tunisian monetary unit
monetary unit in Tunisia
-
Yugoslavian monetary unit
monetary unit in Yugoslavia
-
Moroccan monetary unit
monetary unit in Morocco
-
United Arab Emirate monetary unit
monetary unit in the United Arab Emirates
-
Vietnamese monetary unit
monetary unit in Vietnam
-
Greek monetary unit
monetary unit in Greece
-
Sao Thome e Principe monetary unit
monetary unit on Sao Tome e Principe
-
Cape Verde monetary unit
monetary unit on Cape Verde
-
Portuguese monetary unit
monetary unit in Portugal
-
Hungarian monetary unit
monetary unit in Hungary
-
Haitian monetary unit
the monetary unit in Haiti
-
Paraguayan monetary unit
monetary unit in Paraguay
-
Dutch monetary unit
monetary unit in the Netherlands
-
Surinamese monetary unit
monetary unit in Suriname
-
Peruvian monetary unit
monetary unit in Peru
-
Papuan monetary unit
monetary unit in Papua New Guinea
-
Laotian monetary unit
monetary unit in Laos
-
Czech monetary unit
monetary unit in Czech Republic
-
Slovakian monetary unit
monetary unit in Slovakia
-
Icelandic monetary unit
monetary unit in Iceland
-
Swedish monetary unit
monetary unit in Sweden
-
Danish monetary unit
monetary unit in Denmark
-
Norwegian monetary unit
monetary unit in Norway
-
Malawian monetary unit
monetary unit in Malawi
-
Zambian monetary unit
monetary unit in Zambia
-
Angolan monetary unit
monetary unit in Angola
-
Myanmar monetary unit
monetary unit in the Union of Burma
-
Albanian monetary unit
monetary unit in Albania
-
Honduran monetary unit
monetary unit in Honduras
-
Sierra Leone monetary unit
monetary unit in Sierra Leone
-
Romanian monetary unit
monetary unit in Romania
-
Bulgarian monetary unit
monetary unit in Bulgaria
-
Swaziland monetary unit
monetary unit in Swaziland
-
Italian monetary unit
monetary unit in Italy
-
British monetary unit
monetary unit in Great Britain
-
Turkish monetary unit
monetary unit in Turkey
-
Lesotho monetary unit
monetary unit in Lesotho
-
German monetary unit
monetary unit in Germany
-
Finnish monetary unit
monetary unit in Finland
-
Mozambique monetary unit
monetary unit in Mozambique
-
Nigerian monetary unit
monetary unit in Nigeria
-
Bhutanese monetary unit
monetary unit in Bhutan
-
Mauritanian monetary unit
monetary unit in Mauritania
-
Tongan monetary unit
monetary unit in Tonga
-
Macao monetary unit
monetary unit in Macao
-
Spanish monetary unit
monetary unit in Spain
-
Bolivian monetary unit
monetary unit in Bolivia
-
Nicaraguan monetary unit
monetary unit in Nicaragua
-
Chilean monetary unit
monetary unit in Chile
-
Colombian monetary unit
monetary unit in Colombia
-
Cuban monetary unit
monetary unit in Cuba
-
Dominican monetary unit
monetary unit in the Dominican Republic
-
Guinea-Bissau monetary unit
monetary unit in Guinea-Bissau
-
Mexican monetary unit
monetary unit in Mexico
-
Philippine monetary unit
monetary unit in the Philippines
-
Uruguayan monetary unit
monetary unit in Uruguay
-
Cypriot monetary unit
monetary unit in Cyprus
-
Egyptian monetary unit
monetary unit in Egypt
-
Irish monetary unit
monetary unit in Eire
-
Lebanese monetary unit
monetary unit in Lebanon
-
Maltese monetary unit
monetary unit on Malta
-
Sudanese monetary unit
monetary unit in the Sudan
-
Syrian monetary unit
monetary unit in Syria
-
Botswana monetary unit
monetary unit in Botswana
-
Guatemalan monetary unit
monetary unit in Guatemala
-
South African monetary unit
monetary unit in South Africa
-
Iranian monetary unit
monetary unit in Iran
-
Omani monetary unit
monetary unit in Oman
-
Yemeni monetary unit
monetary unit in Yemen
-
Cambodian monetary unit
monetary unit in Cambodia
-
Malaysian monetary unit
monetary unit is Malaysia
-
Qatari monetary unit
monetary unit in Qatar
-
Saudi Arabian monetary unit
monetary unit in Saudi Arabia
-
Russian monetary unit
monetary unit in Russia
-
Armenian monetary unit
monetary unit in Armenia
-
Azerbaijani monetary unit
monetary unit in Azerbaijan
-
Belarusian monetary unit
monetary unit in Belarus
-
Estonian monetary unit
monetary unit in Estonia
-
Georgian monetary unit
monetary unit in Georgia
-
Kazakhstani monetary unit
monetary unit in Kazakhstan
-
Latvian monetary unit
monetary unit in Latvia
-
Lithuanian monetary unit
monetary unit in Lithuania
-
Kyrgyzstani monetary unit
monetary unit in Kyrgyzstan
-
Moldovan monetary unit
monetary unit in Moldova
-
Tajikistani monetary unit
monetary unit in Tajikistan
-
Turkmen monetary unit
monetary unit in Turkmenistan
-
Ukranian monetary unit
monetary unit in Ukraine
-
Uzbekistani monetary unit
monetary unit in Uzbekistan
-
Indian monetary unit
monetary unit in India
-
Pakistani monetary unit
monetary unit in Pakistan
-
Mauritian monetary unit
monetary unit in Mauritius
-
Nepalese monetary unit
monetary unit in Nepal
-
Seychelles monetary unit
monetary unit in Seychelles
-
Sri Lankan monetary unit
monetary unit in Sri Lanka
-
Indonesian monetary unit
monetary unit in Indonesia
-
Austrian monetary unit
monetary unit in Austria
-
Israeli monetary unit
monetary unit in Israel
-
Kenyan monetary unit
monetary unit in Kenya
-
Somalian monetary unit
monetary unit in Somalia
-
Tanzanian monetary unit
monetary unit in Tanzania
-
Ugandan monetary unit
monetary unit in Uganda
-
Ecuadoran monetary unit
monetary unit in Ecuador
-
Guinean monetary unit
monetary unit in Guinea
-
Bangladeshi monetary unit
monetary unit in Bangladesh
-
Western Samoan monetary unit
monetary unit in Western Samoa
-
Mongolian monetary unit
monetary unit in Mongolia
-
North Korean monetary unit
monetary unit in North Korea
-
South Korean monetary unit
monetary unit in South Korea
-
Japanese monetary unit
monetary unit in Japan
-
Chinese monetary unit
the monetary unit in the People's Republic of China
-
Zairese monetary unit
monetary unit in Zaire
-
Polish monetary unit
monetary unit in Poland
-
dol
a unit of pain intensity
-
atm, atmosphere, standard atmosphere, standard pressure
a unit of pressure: the pressure that will support a column of mercury 760 mm high at sea level and 0 degrees centigrade
-
Pa, pascal
a unit of pressure equal to one newton per square meter
-
millimeter of mercury, mm Hg, torr
a unit of pressure equal to 0.001316 atmosphere; named after Torricelli
-
pounds per square inch, psi
a unit of pressure
-
millibar
a unit of atmospheric pressure equal to one thousandth of a bar
-
bar
(meteorology) a unit of pressure equal to a million dynes per square centimeter
-
bar absolute, barye, microbar
the absolute unit of pressure equal to one dyne per square centimeter
-
point
a linear unit used to measure the size of type; approximately 1/72 inch
-
em, pica, pica em
a linear unit (1/6 inch) used in printing
-
en, nut
half the width of an em
-
em, em quad, mutton quad
a quad with a square body
-
cicero
a linear unit of the size of type slightly larger than an em
-
agate line, line
space for one line of print (one column wide and 1/14 inch deep) used to measure advertising
-
milline
an advertising measure; one agate line appearing in one million copies of a publication
-
column inch, inch
a unit of measurement for advertising space
-
B, Bel
a logarithmic unit of sound intensity equal to 10 decibels
-
dB, decibel
a logarithmic unit of sound intensity; 10 times the logarithm of the ratio of the sound intensity to some reference intensity
-
sone
a unit of perceived loudness equal to the loudness of a 1000-hertz tone at 40 dB above threshold
-
phon
a unit of subjective loudness
-
Erlang
a unit of traffic intensity in a telephone system
-
degree
a unit of temperature on a specified scale
-
millidegree
a unit of temperature equal to one-thousandth of a degree
-
K, kelvin
the basic unit of thermodynamic temperature adopted under the Systeme International d'Unites
-
Rankine
a unit of temperature on the Rankine scale
-
degree day
a unit used in estimating fuel requirements for heating a building
-
poise
a cgs unit of dynamic viscosity equal to one dyne-second per square centimeter; the viscosity of a fluid in which a force of one dyne per square centimeter maintains a velocity of 1 centimeter per second
-
atomic mass unit
unit of mass for expressing masses of atoms or molecules
-
mass number, nucleon number
the sum of the number of neutrons and protons in an atomic nucleus
-
avoirdupois unit
any of the units of the avoirdupois system of weights
-
troy unit
any of the unit of the troy system of weights
-
apothecaries' unit, apothecaries' weight
any weight unit used in pharmacy; an ounce is equal to 480 grains and a pound is equal to 12 ounces
-
metric weight unit, weight unit
a decimal unit of weight based on the gram
-
arroba
a unit of weight used in some Spanish speaking countries
-
cattie, catty
any of various units of weight used in southeastern Asia (especially a Chinese measure equal to 500 grams)
-
crith
the weight of a liter of hydrogen (at 0 centigrade and 760 millimeters pressure)
-
frail
the weight of a frail (basket) full of raisins or figs; between 50 and 75 pounds
-
last
a unit of weight equal to 4,000 pounds
-
maund
a unit of weight used in Asia; has different values in different countries
-
obolus
a Greek unit of weight equal to one tenth of a gram
-
oka
a Turkish unit of weight equal to about 2.75 pounds
-
picul
a unit of weight used in some parts of Asia; approximately equal to 133 pounds (the load a grown man can carry)
-
pood
a Russian unit of weight equal to approximately 36 pounds
-
rotl
a unit of weight used in some Moslem countries near the Mediterranean; varies between one and five pounds
-
slug
a unit of mass equal to the mass that accelerates at 1 foot/sec/sec when acted upon by a force of 1 pound; approximately 14.5939 kilograms
-
tael
a unit of weight used in east Asia approximately equal to 1.3 ounces
-
tod
a unit of weight for wool equal to about 28 pounds
-
welterweight
a weight of 28 pounds; sometimes imposed as a handicap in a horse race (such as a steeplechase)
-
pound
a unit of apothecary weight equal to 12 ounces troy
-
erg
a cgs unit of work or energy; the work done by a force of one dyne acting over a distance of one centimeter
-
eV, electron volt
a unit of energy equal to the work done by an electron accelerated through a potential difference of 1 volt
-
J, joule, watt second
a unit of electrical energy equal to the work done when a current of one ampere passes through a resistance of one ohm for one second
-
calorie, gram calorie, small calorie
unit of heat defined as the quantity of heat required to raise the temperature of 1 gram of water by 1 degree centigrade at atmospheric pressure
-
Calorie, kilocalorie, kilogram calorie, large calorie, nutritionist's calorie
a unit of heat equal to the amount of heat required to raise the temperature of one kilogram of water by one degree at one atmosphere pressure; used by nutritionists to characterize the energy-producing potential in food
-
B.Th.U., BTU, British thermal unit
a unit of heat equal to the amount of heat required to raise one pound of water one degree Fahrenheit at one atmosphere pressure; equivalent to 251.997 calories
-
therm
a unit of heat equal to 100,000 British thermal units
-
watt-hour
a unit of energy equal to the power of one watt operating for one hour
-
B.T.U., Board of Trade unit, kW-hr, kilowatt hour
a unit of energy equal to the work done by a power of 1000 watts operating for one hour
-
foot-pound
a unit of work equal to a force of one pound moving through a distance of one foot
-
foot-ton
2240 foot-pounds
-
foot-poundal
a unit of work equal to a force of one poundal moving through a distance of one foot
-
horsepower-hour
a unit of work equal to the work done by one horsepower in one hour
-
kilogram-meter
a unit of work equal to the work done by a one kilogram force operating through a distance of one meter