Dictionary

nanogram

noun nano·gram \ˈna-nə-ˌgram\

Definition of NANOGRAM

:  one billionth of a gram

Origin of NANOGRAM

International Scientific Vocabulary
First Known Use: 1951
Medical Dictionary

nanogram

noun nano·gram

Medical Definition of NANOGRAM

:  one billionth of a gram—abbreviation ng

Variants of NANOGRAM

nano·gram or chiefly British nano·gramme \ˈnan-ə-ˌgram\

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