Mar"ga*rin\, n. [Cf. F. margarine. See Margarite.] (Physiol. Chem.) A fatty substance, extracted from animal fats and certain vegetable oils, formerly supposed to be a definite compound of glycerin and margaric acid, but now known to be simply a mixture or combination of tristearin and teipalmitin.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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1. a glyceryl ester of margaric acid 
2. a spread made chiefly from vegetable oils and used as a substitute for butter [syn: margarine
WordNet® 3.0, © 2006 by Princeton University.
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