acid anhydride

noun Chemistry.
See under anhydride ( def 1 ). Unabridged


[an-hahy-drahyd, -drid]
noun Chemistry.
a compound formed by removing water from a more complex compound: an oxide of a nonmetal (acid anhydride) or a metal (basic anhydride) that forms an acid or a base, respectively, when united with water.
a compound from which water has been abstracted.

1860–65; anhydrous + -ide Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
acid anhydride
another name for anhydride

anhydride (ænˈhaɪdraɪd, -drɪd)
1.  a compound that has been formed from another compound by dehydration
2.  a compound that forms an acid or base when added to water
3.  acid anhydride, Also called: acyl anhydride any organic compound containing the group -CO.O.CO- formed by removal of one water molecule from two carboxyl groups
[C19: from anhydr(ous) + -ide]

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American Heritage
Medical Dictionary

anhydride an·hy·dride (ān-hī'drīd')
A chemical compound formed from another by the removal of water.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
anhydride   (ān-hī'drīd')  Pronunciation Key 
A chemical compound formed from another, especially an acid, by the removal of water.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
Advances in acid anhydride induced occupational asthma.
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