picogram

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noun pi·co·gram \ˈpē-kō-ˌgram, -kə-\

Definition of picogram

  1. :  one trillionth of a gram

Origin and Etymology of picogram

International Scientific Vocabulary


First Known Use: 1951


Medical Dictionary

picogram

play
noun pi·co·gram \ˈpē-kō-ˌgram, -kə-\

Medical Definition of picogram

  1. :  one trillionth of a gram—abbreviation pg


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