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hedeoma oil[‚hē·dē′ō·mə ‚ȯil]
A yellowish essential oil distilled from the leaves of Hedeoma pulegioides; soluble in two or more parts of 70% alcohol, ether, and chloroform; used in medicine and perfumery. Also known as American pennyroyal oil; pulegium oil.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.