radio.
radius
Meaning & usage
radius
alternative form of raggio
Where this word comes from
Borrowed from Latin radius. Doublet of raggio, razzo, and rai, the first two of which were inherited from Latin, while the last was borrowed from Occitan.
radium
Where this word comes from
Borrowed from French radium, from radio(actif) + -ium.
radio
Where this word comes from
Abbreviation. Compare English radio.
first-person singular present indicative of radiare
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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.