English

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Etymology

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actin- +‎ -on

Noun

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actinon (plural actinons)

  1. (physics, dated) Radon-219 (21986Rn; symbol An), an isotope of radon
  2. (obsolete) Synonym of radon
  3. (dated) An actinide

Synonyms

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(an isotope of radon):

Hypernyms

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isotope of radon

Coordinate terms

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isotope of radon

Translations

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Anagrams

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Romanian

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Etymology

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Borrowed from French actinon.

Noun

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actinon n (uncountable)

  1. actinon

Declension

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