- Rare a beaver
- a sexual gland of the beaver containing a strong-smelling, oily substance used as a scent in trapping and in making perfumesalso cas·to′reum
- a hat of beaver or rabbit fur
Origin of castorFrench ; from Classical Latin ; from Classical Greek kast?r, beaver, after Castor: with reference, refer to Castor as protector of women from disease; substance was used for treating women's diseases
- Class. Myth. the mortal twin of Pollux
- a multiple star, actually the second brightest star in the constellation Gemini although it is considered the twin of Pollux: magnitude, 1.58
Origin of CastorClassical Latin ; from Classical Greek Kast?r
- An oily, brown, odorous substance obtained from glands in the groin of the beaver and used as a perfume fixative.
- A hat made of beaver fur or an imitation.
- A heavy wool fabric used especially for overcoats.
Origin of castorMiddle English, from Latin, beaver, from Greek kast&omacron;r.
- Greek Mythology One of the Dioscuri.
- A double star in the constellation Gemini, approximately 46 light years from Earth and of roughly equal brightness with Pollux.
Origin of CastorLatin, from Greek Kast&omacron;r, twin of Pollux.
From Old French castor (“beaver”), from Latin castor (“beaver”).