from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A colorless crystalline compound, C2H4O3, found in sugar beets, cane sugar, and unripe grapes that is used in leather dyeing and tanning and in pharmaceuticals, pesticides, adhesives, and plasticizers.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. the simplest alpha-hydroxy acid, hydroxy-acetic acid, found in sugar cane and unripe grapes; used in cosmetics etc

from the GNU version of the Collaborative International Dictionary of English

  • adj. an organic acid, found naturally in unripe grapes and in the leaves of the wild grape (Ampelopsis quinquefolia), and produced artificially in many ways, as by the oxidation of glycol, -- whence its name. It is a sirupy, or white crystalline, substance, HO.CH2.CO2H, has the properties both of an alcohol and an acid, and is a type of the hydroxy acids; -- called also hydroxyacetic acid.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a translucent crystalline compound found in sugar cane and sugar beets and unripe grapes


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