Nanogram

noun

noun ·3 syllables ·Rare ·Advanced level

Definitions

Noun
  1. 1
    An SI unit of mass equal to 10⁻⁹ grams. Symbol: ng

    "Holonyms: microgram < milligram < gram < kilogram < megagram < gigagram"

  2. 2
    one billionth (1/1,000,000,000) gram wordnet

Synonyms

All synonyms
ng

Example

More examples

"Holonyms: microgram < milligram < gram < kilogram < megagram < gigagram"

Etymology

From nano- + gram.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.