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Parkesine :: Parkesine (n.) A compound, originally made from gun cotton and castor oil, but later from different materials, and used as a substitute for vulcanized India rubber and for ivory; -- called also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..
Ricinolein :: Ricinolein (n.) The glycerin salt of ricinoleic acid, occuring as a characteristic constituent of castor oil; -- formerly called palmin..
Undecylenic :: Undecylenic (a.) Pertaining to, or designating, an acid C11H20O2, homologous with acrylic acid, and obtained as a white crystalline substance by the distillation of castor oil..
Castor :: Castor (n.) Alt. of Castorit.
Castor :: Castor (n.) Castoreum. See Castoreum.
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..
Elaiodic :: Elaiodic (a.) Derived from castor oil; ricinoleic; as, elaiodic acid..
Beaver :: Beaver (n.) An amphibious rodent, of the genus Castor..
Castor And Pollux :: Castor and Pollux () See Saint Elmo's fire, under Saint..
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..
Palmin :: Palmin (n.) A white waxy or fatty substance obtained from castor oil.
Oilseed :: Oilseed (n.) Seed from which oil is expressed, as the castor bean; also, the plant yielding such seed. See Castor bean..
Castoreum :: Castoreum (n.) A peculiar bitter orange-brown substance, with strong, penetrating odor, found in two sacs between the anus and external genitals of the beaver; castor; -- used in medicine as an antispasmodic, and by perfumers..
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..
Castor Bean :: Castor bean () The bean or seed of the castor-oil plant (Ricinus communis, or Palma Christi.).
Ricinic :: Ricinic (a.) Pertaining to, or derived from, castor oil; formerly, designating an acid now called ricinoleic acid..
Palma Christi :: Palma Christi () A plant (Ricinus communis) with ornamental peltate and palmately cleft foliage, growing as a woody perennial in the tropics, and cultivated as an herbaceous annual in temperate regions; -- called also castor-oil plant..
Castor :: Castor (n.) See Caster, a small wheel..
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..
Ricinine :: Ricinine (n.) A bitter white crystalline alkaloid extracted from the seeds of the castor-oil plant.
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