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maleic acid

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ma⋅le⋅ic ac⋅id

[muh-lee-ik]
–noun Chemistry.
a colorless, crystalline, water-soluble solid, C4H4O4, isomeric with fumaric acid, having an astringent, repulsive taste and faint acidulous odor: used in the manufacture of synthetic resins, the dyeing and finishing of textiles, and as a preservative for fats and oils.

Origin:
1870–75; < F maléique, alter. of malique malic
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Based on the Random House Dictionary, © Random House, Inc. 2009.
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ma·le·ic acid   (mə-lē'ĭk)   
n.  A colorless crystalline acid, HO2CCH:CHCO2H, used in textile processing and as an oil and fat preservative.

[From French acide maléique, alteration of acide malique, malic acid; see malic acid.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: ma·le·ic acid
Pronunciation: m&-"lE-ik-, -"lA-
Function: noun
: a crystalline dicarboxylic acidC4H4O4 that is isomeric with fumaric acid and is used especially in organic synthesis
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

maleic acid ma·le·ic acid (mə-lē'ĭk)
n.
A colorless crystalline dibasic acid that is an isomer of fumaric acid and is used as an oil and fat preservative.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
maleic acid   (mə-lē'ĭk)  Pronunciation Key 
A colorless crystalline acid used in textile processing and as an oil and fat preservative. Maleic acid is a geometric isomer of fumaric acid, having two carboxyl groups (COOH) on the same side of an ethylene chain. Chemical formula: C4H4O4.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Encyclopedia

maleic acid

unsaturated organic dibasic acid, used in making polyesters for fibre-reinforced laminated moldings and paint vehicles, and in the manufacture of fumaric acid and many other chemical products. Maleic acid and its anhydride are prepared industrially by the catalytic oxidation of benzene.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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