Castor.
One of the Dioscuri
Meaning & usage
One of the Dioscuri
A double star in the constellation Gemini; alpha (α) Geminorum.
A village and civil parish in city of Peterborough district, Cambridgeshire, England (OS grid ref TL1298).
A town in the County of Paintearth, Alberta, Canada. From French castor (“beaver”).
A village in Bienville Parish, Louisiana, United States. From French castor (“beaver”).
A surname.
Where this word comes from
From Ancient Greek Κάστωρ (Kástōr), from Ancient Greek κάστωρ (kástōr, “beaver”).
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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.