Castor

noun

1. a multiple star with 6 components; second brightest in Gemini; close to Pollux

   noun.object

   Synonyms alpha geminorum

   Source: WordNet 3.0

2. a shaker with a perforated top for sprinkling powdered sugar

   noun.artifact

   Synonyms caster

   Source: WordNet 3.0

3. a pivoting roller attached to the bottom of furniture or trucks or portable machines to make them movable

   noun.artifact

   Source: WordNet 3.0

4. a hat made with the fur of a beaver (or similar material)

   noun.artifact

   Synonyms beaver

   Source: WordNet 3.0

5. type genus of the Castoridae: beavers

   noun.animal

   Synonyms genus castor

   Source: WordNet 3.0

6. A genus of rodents, including the beaver. See <u>Beaver</u>.

   noun

   Source: webster1913

7. See <u>Caster</u>, a small wheel.

   noun

   Source: webster1913

8. the northernmost of the two bright stars in the constellation Gemini, the other being Pollux.

   noun

   Source: webster1913

9. A variety of the mineral called petalite, from Elba.

   noun

   Source: webster1913