attogram

See also: atto-gram

English

Alternative forms

• attogramme (UK)

Etymology

From atto- +‎ gram.

Noun

attogram (plural attograms)

1. (metrology) An SI unit of mass equal to 10⁻¹⁸ grams. Symbol: ag

   Synonym: (rare) zeptokilogram

Synonyms

• ag

Translations

10^-18 grams

French: attogramme (fr) m Malay: atogram Portuguese: atograma m Swedish: attogram n