Word.ws English Dictionary

actineon

actineon is the obsolete form of actinon.

Meaning of actinon

Noun

actinon (plural actinons)

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

Questions about actineon

What is actineon the obsolete form of?
Actineon is the obsolete form of actinon.

Words near actineon in the dictionary

  1. actinases
  2. actinate
  3. actinautographic
  4. actinautography
  5. actinenchyma
  6. actineon
  7. acting
  8. acting a fool
  9. acting charades
  10. acting chicken
  11. acting on

Source and license

Adapted from Wiktionary: actineon (page history and authors); actinon (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “actineon.” Word.ws, https://word.ws/actineon. Based on Wiktionary, CC BY-SA 4.0.