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Vinony

picogram

noun

  1. million-millionth of a gram
L1405698 on Wikidata ↗

Wiktionary

noun

Etymology: Etymology tree Proto-Celtic *bekkos Gaulish *bekkosbor.? Latin beccus Old Spanish bico Spanish picobor. English pico- English gram English picogram From pico- + gram.

  1. An SI unit of mass equal to 10⁻¹² grams. Symbol: pg

    “Holonyms: nanogram < microgram < milligram < gram < kilogram < megagram < gigagram”