atomic mass

a·tom·ic mass

A a

Transcription

- US Pronunciation
- US IPA
- UK Pronunciation
- UK IPA
- [uh-tom-ik mas]
- /əˈtɒm ɪk mæs/
- /əˈtɒm.ɪk mæs/

- US Pronunciation
- US IPA
- [uh-tom-ik mas]
- /əˈtɒm ɪk mæs/

Definitions of atomic mass words

noun atomic mass the mass of an isotope of an element in atomic mass units 3
noun atomic mass the mass of a given atom, usually expressed in atomic mass units: it is the atomic weight multiplied by the atomic mass unit 3
noun atomic mass the mass of an isotope of an element measured in units formerly based on the mass of one hydrogen atom taken as a unit or on 1/16 (0.0625) the mass of one oxygen atom, but after 1961 based on 1/12 (0.0833) the mass of the carbon-12 atom. Abbreviation: at. m. 1
noun atomic mass mass of atomic particle 1
noun atomic mass mass of isotope 1
noun atomic mass The mass of an atom. 0

See all 7 definitions of atomic mass

Information block about the term

Origin of atomic mass

First appearance:

before 1895

One of the 18% newest English words

First recorded in 1895-1900

Historical Comparancy

Parts of speech for Atomic mass

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

Full grammatical hierarchy of Atomic mass

atomic mass popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 32% of English native speakers know the meaning and use word.

According to our data about 59% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.

atomic mass usage trend in Literature

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Synonyms for atomic mass

noun atomic mass

atomic number — the number of protons in the nucleus of an atom of an element
atomic volume — the atomic weight (relative atomic mass) of an element divided by its density
atomic weight — the weight of one atom of an element expressed in atomic mass units: it is the average weight of all the isotopes of the element

All 4 Synonyms of atomic mass