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Related to anhydride: phthalic anhydride, Succinic anhydride, Maleic anhydride, Propionic anhydride, basic anhydride
A chemical compound formed from another, often an acid, by the removal of water.
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.
1. (Chemistry) a compound that has been formed from another compound by dehydration
2. (Chemistry) a compound that forms an acid or base when added to water
3. (Elements & Compounds) Also called: acid anhydride or 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]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
an•hy•dride(ænˈhaɪ draɪd, -drɪd)
1. a compound formed by removing water from a more complex compound.
2. a compound from which water has been abstracted.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
A chemical compound formed from another, especially an acid, by the removal of water.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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|Noun||1.||anhydride - a compound formed from one or more other compounds in a reaction resulting in removal of water|
acetic anhydride - a compound that is needed in order to refine opium into heroin
phthalic anhydride - a white cyclic anhydride
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