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atom

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A stylized representation of a Lithium atom using a Rutherford model.
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See also Atom

English

Etymology

From Old French atome from [[w:Template:lang:la language|Template:lang:la]][[Category:Template:lang:la derivations]] atomus (smallest particle) from Ancient Greek ἄτομος (atomos), indivisible) from ἀ- (a-), not) + τέμνω (temnō), I cut).

Pronunciation

  • IPA: /ˈætəm/

Noun

Singular
atom

Plural
{{{1}}}

atom ({{{1}}})
  1. (obsolete) The smallest mediaeval unit of time, equal to fifteen ninety-fourths of a second.
  2. (historical) A theoretical particle of matter, imagined to be incapable of further division; the smallest possible unit of substance.
  3. (physics) The smallest possible amount of matter which still retains its identity as a chemical element, now known to consist of a nucleus surrounded by electrons.
  4. (mathematics) A non-zero member of a Boolean algebra that is not a union of any other elements.
  5. The smallest, indivisible constituent part or unit of something.

Synonyms

Related terms

Translations

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See also

References


Croatian

Noun

atom m. sg.

  1. atom

Czech

Noun

atom m.

  1. atom (physics)

Danish

Noun

atom (singular indefinite et atom, singular definite atomet, plural indefinite atomer, plural definite atomerne)

  1. atom

Hungarian

Pronunciation

  • IPA: /ˈɒtom/
  • Hyphenation: atom

Noun

atom (plural atomok)

  1. atom

Derived terms

Declension


Swedish

Noun

Inflection for atom Singular Plural
common Indefinite Definite Indefinite Definite
Nominative
Genitive
  1. atom; the smallest particle to retain the properties of the element
  2. (historical) atom; the theoretically smallest possible particle

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