ACTINON

actinoid, actinide, actinon

(noun) any of a series of radioactive elements with atomic numbers 89 through 103

Source: WordNet® 3.1

Etymology

Noun

actinon (plural actinons)

(physics, dated) The isotope of radon ²¹⁹₈₆Rn

(physics, dated) An actinide

Anagrams

• cantion, contain

Source: Wiktionary

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