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kilogram

[kil-uh-gram] /ˈkɪl əˌgræm/
noun
1.
a unit of mass equal to 1000 grams: the basic unit of mass in the International System of Units (SI), equal to the mass of the international prototype of the kilogram, a platinum-iridium cylinder kept in Sèvres, France.
Abbreviation: kg.
2.
a unit of force and weight, equal to the force that produces an acceleration of 9.80665 meters per second per second when acting on a mass of one kilogram.
Abbreviation: kg.
Also, especially British, kilogramme.
Origin of kilogram
1790-1800
1790-1800; < French kilogramme. See kilo-, -gram2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for kilogram
  • Every extra kilogram that the craft weighs piles on the dollars in the form of launch costs.
  • Generally the lethal dose is measured in grams per kilogram.
  • One kilogram of hydrogen is considered equivalent to one gallon of gasoline.
  • Getting a kilogram of anything into orbit costs thousands of dollars.
  • The units are microgram per kilogram body weight per day.
  • But once it is built, the operating cost would be dollars per kilogram to put something into orbit.
  • We thought, two kilograms of anything in a hundred-kilogram animal is significant.
  • The pound squares off against the kilogram, you see.
  • The group's adhesive was able to hold a one-kilogram weight when pressure was applied in the direction of the angled fibers.
  • Now the kilogram, the last artefact-based unit, awaits its turn.
British Dictionary definitions for kilogram

kilogram

/ˈkɪləʊˌɡræm/
noun
1.
one thousand grams
2.
the basic SI unit of mass, equal to the mass of the international prototype held by the Bureau International des Poids et Mesures. One kilogram is equivalent to 2.204 62 pounds
kg
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for kilogram
n.

"one thousand grams," 1797, from French kilogramme (1795); see kilo- + gram.

Online Etymology Dictionary, © 2010 Douglas Harper
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kilogram in Medicine

kilogram kil·o·gram (kĭl'ə-grām')
n.

Abbr. kg The base unit of mass in the International System of Units, equal to 1,000 grams (2.2046 pounds).

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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kilogram in Science
kilogram
  (kĭl'ə-grām')   
The basic unit of mass in the metric system, equal to 1,000 grams (2.2 pounds). See Table at measurement.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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kilogram in Culture
kilogram [(kil-uh-gram, kee-luh-gram)]

A unit of mass in the metric system, equal to one thousand grams. The weight of a one-kilogram mass is slightly over two pounds.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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