Definition of castor

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Castor (n.) Castoreum. See Castoreum.

Lern More About Castor

Ricinolein :: Ricinolein (n.) The glycerin salt of ricinoleic acid, occuring as a characteristic constituent of castor oil; -- formerly called palmin..
Castorin :: Castorin (n.) A white crystalline substance obtained from castoreum.
Ricinelaidin :: Ricinelaidin (n.) The glycerin salt of ricinelaidic acid, obtained as a white crystalline waxy substance by treating castor oil with nitrous acid..
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..
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 :: Castor (n.) A hat, esp. one made of beaver fur; a beaver..
Castor Bean :: Castor bean () The bean or seed of the castor-oil plant (Ricinus communis, or Palma Christi.).
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 And Pollux :: Castor and Pollux () See Saint Elmo's fire, under Saint..
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..
Castorite :: Castorite (n.) A variety of the mineral called petalite, from Elba..
Oenanthol :: Oenanthol (n.) An oily substance obtained by the distillation of castor oil, recognized as the aldehyde of oenanthylic acid, and hence called also oenanthaldehyde..
Macassar Oil :: Macassar oil () A kind of oil formerly used in dressing the hair; -- so called because originally obtained from Macassar, a district of the Island of Celebes. Also, an imitation of the same, of perfumed castor oil and olive oil..
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.) the northernmost of the two bright stars in the constellation Gemini, the other being Pollux..
Oilseed :: Oilseed (n.) Seed from which oil is expressed, as the castor bean; also, the plant yielding such seed. See Castor bean..
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..
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..
Elaiodic :: Elaiodic (a.) Derived from castor oil; ricinoleic; as, elaiodic acid..
Castor :: Castor (n.) See Caster, a small wheel..
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