atomic mass unitnoun [ C ]
uk/əˌtɒm.ɪk ˈmæs ˌjuː.nɪt/us/əˌtɑː.mɪk ˈmæs ˌjuː.nɪt/abbreviation u specializeda unit used for measuring atomic mass, equal to one twelfth of the mass of an atom of carbon in its commonest form, carbon-12
Thesaurus: synonyms and related words
Measurements of weight & mass
- BMI
- body mass index
- ct
- cwt
- dead weight
- gram
- grammage
- gramme
- kilo
- kt
- metric ton
- mg
- milligram
- ounce
- oz
- stone
- ton
- tonnage
- tonne
- weigh
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