from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An unsaturated fatty acid, C18H34O3, prepared from castor oil and used in making soaps and in textile finishing.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An unsaturated fatty acid, 12-hydroxy-oleic acid, present in castor oil; used in textile finishing, ink and soap.
from the GNU version of the Collaborative International Dictionary of English
- n. An organic acid (C18H34O3) obtained from the castor-oil plant (Ricinus communis, or Palma Christi) and other species of the family Euphorbiaceae; chemicaly it is d-12-hydroxyoleic acid (CH3(CH2)5.CH(OH).CH2.CH=CH.(CH2)7COOH). Formerly called palmic acid.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an oily fatty acid found in castor oil and used in soap
Latin ricinus, castor-oil plant + oleic.(American Heritage® Dictionary of the English Language, Fourth Edition)