Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. The castor-oil plant.
- n. The poisonous seed of the castor-oil plant, from which castor oil is obtained.
Century Dictionary and Cyclopedia
- n. See bean.
Wiktionary
- n. The seed of the castor oil plant, Ricinus communis; used in the production of castor oil and of the poison ricin.
GNU Webster's 1913
- (Bot.) The bean or seed of the castor-oil plant (Ricinus communis, or Palma Christi.)
WordNet 3.0
- n. the toxic seed of the castor-oil plant; source of castor oil
Etymologies
- castor (oil) + bean. (American Heritage® Dictionary of the English Language, Fourth Edition)
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