Meanings
nounatomic mass (countable and uncountable, plural atomic masses)
plural atomic masses
- countableuncountableThe mass of an atom.
- countableproscribeduncountableatomic weight; the average mass of atoms of an element.
Synonyms & antonyms
noun(chemistry) the mass of an atom of a chemical element expressed in atomic mass units
Broader
Synonym sets from Open English WordNet, CC BY 4.0.
Translations
Catalan massa atòmica
- massa atòmicamass of an atom
Chinese Mandarin 原子質量 /原子质量, 原子量
- 原子質量 /原子质量 (yuánzǐ zhìliàng)mass of an atom
- 原子量 (yuánzǐliàng)mass of an atom
Danish atommasse
- atommassemass of an atom
Dutch atoommassa
- atoommassamass of an atom
Esperanto atomomaso
- atomomasomass of an atom
Finnish atomimassa
- atomimassamass of an atom
French masse atomique
- masse atomiquemass of an atom
German Atommasse
- Atommassemass of an atom
Hungarian atomtömeg
- atomtömegmass of an atom
Irish mais adamhach
- mais adamhachmass of an atom
Japanese 原子量
- 原子量 (genshiryō)mass of an atom
Korean 원자 질량
- 원자 질량 (wonja jillyang)mass of an atom
Norwegian Bokmål atommasse
- atommassemass of an atom
Polish masa atomowa
- masa atomowamass of an atom
Portuguese massa atómica, massa atômica
- massa atómicamass of an atom
- massa atômicamass of an atom
Romanian masă atomică
- masă atomicămass of an atom
Russian а́томная ма́сса
- а́томная ма́сса (átomnaja mássa)mass of an atom
Spanish masa atómica
- masa atómicamass of an atom
Swahili uzani atomia
- uzani atomiamass of an atom
Swedish atommassa
- atommassamass of an atom
Tagalog mulpikning bugat
- mulpikning bugatmass of an atom
Thai มวลอะตอม
- มวลอะตอมmass of an atom
Turkish bağıl atom kütlesi
- bağıl atom kütlesimass of an atom
Ukrainian а́томна ма́са
- а́томна ма́са (átomna mása)mass of an atom
Vietnamese nguyên tử khối
- nguyên tử khốimass of an atom
Welsh màs atomig
- màs atomigmass of an atom
Cite this entry
APA
atomic mass. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/atomic%20mass
MLA
“atomic mass.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/atomic%20mass. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “atomic mass,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/atomic%20mass.
Source: atomic mass on Wiktionary, CC BY-SA 4.0.