Meaning of “relative atomic mass” in the English Dictionary

british dictionary

"relative atomic mass" in British English

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relative atomic massnoun [ C or U ]

uk /ˌrel.ə.tɪv ə ˈtɒm.ɪk ˈmæs/ us /ˌrel.ə.t̬ɪv ə ˈtɑː.mɪk ˈmæs/ also atomic weight specialized

the mass of an atom of a particular chemical element, usually expressed in atomic mass units

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(Definition of “relative atomic mass” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)