Dictionary
cas'tor-oil' plant"
Pronunciation: (kas'tur-oil', kä'stur-), [key]a tall plant,
Ricinus communis, of the spurge family, cultivated for its ornamental foliage and having poisonous seeds that are the source of castor oil. Also called
castor bean. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.