maleic acid(redirected from Cis-butenedioic acid)
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A colorless crystalline acid, the cis-isomer of C4H4O4, used in textile processing and as an oil and fat preservative.
[From French acide maléique, alteration of acide malique, malic acid; see malic acid.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Elements & Compounds) a colourless soluble crystalline substance used to synthesize other compounds. Formula: HOOCCH:CHCOOH. Systematic name: cis-butanedioic acid
[C19: from French maléique, altered form of malique; see malic acid]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ma•le′ic ac′id(məˈli ɪk)
a colorless, crystalline, water-soluble solid, C4H4O4, used to make synthetic resins and to dye textiles.
[1870–75; < French maléique, alter. of malique malic]
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.||maleic acid - a colorless crystalline compound found in unripe fruit (such as apples or tomatoes or cherries) and used mainly to make polyester resins|
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
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