Cas"tor (?), n. [L. castor the beaver, Gr. ; of uncertain origin.]

1. Zool.

A genus of rodents, including the beaver. See Beaver.

2.

Castoreum. See Castoreum.

3.

A hat, esp. one made of beaver fur; a beaver.

I have always been known for the jaunty manner in which I wear my castor. Sir W. Scott.

4.

A heavy quality of broadcloth for overcoats.

 

© Webster 1913.


Cast"or (?), n.

See Caster, a small wheel.

 

© Webster 1913.


Cas"tor (?), n. [L.] Astron.

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

 

© Webster 1913.


Cas"tor, Cas"tor*ite (?), n. [The minerals castor and pollux were so named because found together on the island of Elba. See Castor and Pollux.] Min.

A variety of the mineral called petalite, from Elba.

 

© Webster 1913.