Definition of castor

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Castor (n.) the northernmost of the two bright stars in the constellation Gemini, the other being Pollux..

Lern More About Castor

Parkesine :: Parkesine (n.) A compound, originally made from gun cotton and castor oil, but later from different materials, and used as a substitute for vulcanized India rubber and for ivory; -- called also xylotile..
Pollux :: Pollux (n.) A fixed star of the second magnitude, in the constellation Gemini. Cf. 3d Castor..
Castorin :: Castorin (n.) A white crystalline substance obtained from castoreum.
Ricinolein :: Ricinolein (n.) The glycerin salt of ricinoleic acid, occuring as a characteristic constituent of castor oil; -- formerly called palmin..
Sebacic :: Sebacic (a.) Of or pertaining to fat; derived from, or resembling, fat; specifically, designating an acid (formerly called also sebic, and pyroleic, acid), obtained by the distillation or saponification of certain oils (as castor oil) as a white crystalline substance..
Ricinelaidin :: Ricinelaidin (n.) The glycerin salt of ricinelaidic acid, obtained as a white crystalline waxy substance by treating castor oil with nitrous acid..
Gemini :: Gemini (n. pl.) A constellation of the zodiac, containing the two bright stars Castor and Pollux; also, the third sign of the zodiac, which the sun enters about May 20th..
Palmic :: Palmic (a.) Of, pertaining to, or derived from, the castor-oil plant (Ricinus communis, or Palma Christi); -- formerly used to designate an acid now called ricinoleic acid..
Ricinic :: Ricinic (a.) Pertaining to, or derived from, castor oil; formerly, designating an acid now called ricinoleic acid..
Castor Oil :: Castor oil () A mild cathartic oil, expressed or extracted from the seeds of the Ricinus communis, or Palma Christi. When fresh the oil is inodorous and insipid..
Pollucite :: Pollucite (n.) A colorless transparent mineral, resembling quartz, occurring with castor or castorite on the island of Elba. It is a silicate of alumina and caesia. Called also pollux..
Castor :: Castor (n.) Alt. of Castorit.
Ricinus :: Ricinus (n.) A genus of plants of the Spurge family, containing but one species (R. communis), the castor-oil plant. The fruit is three-celled, and contains three large seeds from which castor oil iss expressed. See Palma Christi..
Castorite :: Castorite (n.) A variety of the mineral called petalite, from Elba..
Oilseed :: Oilseed (n.) Seed from which oil is expressed, as the castor bean; also, the plant yielding such seed. See Castor bean..
Palmin :: Palmin (n.) A white waxy or fatty substance obtained from castor oil.
Castor :: Castor (n.) the northernmost of the two bright stars in the constellation Gemini, the other being Pollux..
Ricinoleic :: Ricinoleic (a.) Pertaining to, or designating, a fatty acid analogous to oleic acid, obtained from castor oil as an oily substance, C/H/O/ with a harsh taste. Formerly written ricinolic..
Castor :: Castor (n.) See Caster, a small wheel..
Radiate-veined :: Radiate-veined (a.) Having the principal veins radiating, or diverging, from the apex of the petiole; -- said of such leaves as those of the grapevine, most maples, and the castor-oil plant..
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