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WELSH · A WORD WITH POSSIBILITIES

actiniwm.

actinium

8 characters3 syllables approx.Cymraeg language

Meaning & usage

noun/akˈtɪnjʊm/
  1. actinium

    masculine · uncountable
Where this word comes from

Borrowed from English actinium, from French actinium, from Ancient Greek ἀκτίς (aktís, “ray”).

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.