kilogram

[kil-uh-gram]
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:
1790–1800; < French kilogramme. See kilo-, -gram2

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World English Dictionary
kilogram (ˈkɪləʊˌɡræm)
 
n
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

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

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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American Heritage
Science Dictionary
kilogram   (kĭl'ə-grām')  Pronunciation Key 
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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American Heritage
Cultural Dictionary
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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Example sentences for kilograms
Palaces were decorated with hundreds of kilograms of these very expensive metals.
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