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microgram

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noun mi·cro·gram \ˈmī-krə-ˌgram\

Definition of microgram

  1. :  one millionth of a gram — see metric system table



Origin of microgram

International Scientific Vocabulary


First Known Use: circa 1890


Medical Dictionary

microgram

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noun mi·cro·gram \ˈmī-krə-ˌgram\

Medical Definition of microgram

  1. 1:  one millionth of a gram

  2. 2:  micrograph 1




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