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1. (Elements & Compounds) any acid, such as sulphuric acid, containing hydroxyl groups in its molecules
2. (Elements & Compounds) any of a class of carboxylic acids that contain both a hydroxyl group and a carboxyl group in their molecules
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
an organic acid containing both a carboxyl and a hydroxyl group.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||hydroxy acid - any acid that has hydroxyl groups in addition to the hydroxyl group in the acid itself|
acid - any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt
hydroxybenzoic acid - a crystalline derivative of benzoic acid
juniperic acid - a crystalline acid found in the exudations of some conifers
2-hydroxybenzoic acid, salicylic acid - a white crystalline substance with a bitter aftertaste; used as a fungicide or in making aspirin or dyes or perfumes
tartaric acid - an acid found in many fruits; used in soft drinks and confectionery and baking powder
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