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picogram

noun
pi·​co·​gram | \ ˈpē-kō-ˌgram How to pronounce picogram (audio) , -kə-\

Definition of picogram

: one trillionth of a gram

Examples of picogram in a Sentence

Recent Examples on the Web

 Grooves in the pad directed water from the central and purest part of the core to instruments known as mass spectrometers that continuously measured the quantity of lead down to one hundredth of a picogram, which is one trillionth of a gram. — New York Times, "An Ice Core Reveals the Economic Health of the Roman Empire," 14 May 2018

First Known Use of picogram

1951, in the meaning defined above

History and Etymology for picogram

International Scientific Vocabulary

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More Definitions for picogram

picogram

noun
pi·​co·​gram | \ ˈpē-kō-ˌgram, -kə- How to pronounce picogram (audio) \

Medical Definition of picogram

: one trillionth of a gram —abbreviation pg

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