atomic mass units

A form of atomic mass unit — A unit of mass equal to 1/12 the mass of an atom of ¹²C (carbon-12, an isotope of carbon).

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Meanings

noun
  1. pluralplural of atomic mass unit
Cite this entry
APA

atomic mass units. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/atomic%20mass%20units

MLA

“atomic mass units.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/atomic%20mass%20units. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “atomic mass units,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/atomic%20mass%20units.

Source: atomic mass units on Wiktionary, CC BY-SA 4.0.