kilogram

  1. Noun.  In the International System of Units, the base unit of mass; the mass of a specific cylinder of platinum-iridium alloy kept at the International Bureau of Weights and Measures in France. Symbol: kg.
  2. Noun.  (proscribed) ''Hence,'' the unit of weight such that one-kilogram mass is also a one-kilogram weight.

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This entry was last updated on RefTopia from its source on 3/20/2012.