anhydride

[ an-hahy-drahyd, -drid ]

/ ænˈhaɪ draɪd, -drɪd /

Save This Word!

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.

QUIZ

GOOSES. GEESES. I WANT THIS QUIZ ON PLURAL NOUNS!

Test how much you really know about regular and irregular plural nouns with this quiz.

Question 1 of 9

Which of the following nouns has an irregular plural form?

TAKE THE QUIZ TO FIND OUT

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. 2022

How to use anhydride in a sentence

There is also a slight increase in the amounts of sulphates and carbonic anhydride.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I|Arnold Cooley
They are hurtful because they lessen the exhalation of carbonic anhydride from the lungs.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I|Arnold Cooley
This refrigerator is like those which we employ in our sulphurous anhydride frigorific apparatus.
Scientific American Supplement No. 299|Various
The sulphate of baryta found, multiplied by ·3434, equals the sulphuric anhydride.
Poisons: Their Effects and Detection|Alexander Wynter Blyth

Sulphuric anhydride hisses when it is thrown into water, chemical combination taking place and sulphuric acid being formed.
Poisons: Their Effects and Detection|Alexander Wynter Blyth

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′ ]

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.