actinon

noun 3

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Definitions

noun

1

Radon-219 (21986Rn; symbol An), an isotope of radon

2

Synonym of radon.

3

An actinide

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Synonyms

noun — any of a series of radioactive elements with atomic numbers

Antonyms

Idioms & Phrases

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Usage Notes

i Register

In some senses, actinon is marked as dated, obsolete. Watch for register when choosing this word.

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