anhydride

[ an-hahy-drahyd, -drid ]

/ ænˈhaɪ draɪd, -drɪd /

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.

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transliterate

to remove or destroy all traces of.

to change (letters, words, etc.), into corresponding characters of another alphabet or language.

to explain in terms that can be more easily understood.

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Origin of anhydride

1860–65; anhydr(ous) + -ide

Words nearby anhydride

anhui, anhyd., anhydr-, anhydrase, anhydremia, anhydride, anhydrite, anhydro-, anhydrous, ani, aniakchak

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for anhydride

Like sulphur, selenium combines with oxygen and forms an anhydride corresponding to sulphurous anhydride.
Cooley's Practical Receipts, Volume II|Arnold Cooley
As Arsenious anhydride:—Obtained in a weighed capsule or tube, either by the crystallisation or sublimation test.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I|Arnold Cooley
The constituents of rosin are chiefly (80-90%) abietic acid or its anhydride together with pinic and sylvic acids.
Soap-Making Manual|E. G. Thomssen
Nitric peroxide, Peroxide of nitrogen, Nitrogen tetroxide, Hyponitric anhydride.
Cooley's Practical Receipts, Volume II|Arnold Cooley

As a matter of fact, reaction takes place at the boiling temperature of the anhydride.
Researches on Cellulose|C. F. Cross

British Dictionary definitions for anhydride

anhydride

/ (ænˈhaɪdraɪd, -drɪd) /

noun

a compound that has been formed from another compound by dehydration

a compound that forms an acid or base when added to water

Also called: acid anhydride, acyl anhydride any organic compound containing the group -CO.O.CO- formed by removal of one water molecule from two carboxyl groups

Word Origin for anhydride

C19: from anhydr (ous) + -ide

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for anhydride

anhydride

[ ăn-hī′drīd′ ]

n.

A chemical compound formed from another by the removal of water.

Scientific definitions for anhydride

anhydride

[ ăn-hī′drīd′ ]

A chemical compound formed from another, especially an acid, by the removal of water.