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Castor, Alpha Geminorum | a multiple star with 6 components; second brightest in Gemini; close to Pollux | ||
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castor, caster | a pivoting roller attached to the bottom of furniture or trucks or portable machines to make them movable | ||
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castor, caster | a shaker with a perforated top for sprinkling powdered sugar | ||
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beaver, castor | a hat made with the fur of a beaver (or similar material) | ||
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Castor, genus Castor | type genus of the Castoridae: beavers ❲Castor❳ |