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oxide

[ok-sahyd, -sid]

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SEE MORE SYNONYMS FOR oxide ON THESAURUS.COM

noun Chemistry.

a compound in which oxygen is bonded to one or more electropositive atoms.

Also ox·id

[ok-sid] /ˈɒk sɪd/.

Origin of oxide

1780–90; < French (now oxyde), blend of oxygène and acide. See oxygen, acid

Related formsox·id·ic

[ok-sid-ik] /ɒkˈsɪd ɪk/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for oxide

Contemporary Examples of oxide

The zirconium alloy will react with water to produce hydrogen and oxide, but it also produces heat that has to be removed.
Japan Nuclear Crisis: What Is a Full Meltdown?
Josh Dzieza
March 15, 2011

Historical Examples of oxide

It was claimed that in this way the presence of specks of oxide was avoided.
On Laboratory Arts
Richard Threlfall
In general, then, an oxide is a compound of oxygen with another element.
An Elementary Study of Chemistry
William McPherson
If more hydrogen is admitted, some of the oxide will be reduced to metal.
An Elementary Study of Chemistry
William McPherson
Iron, for example, occurs largely in the form of the oxide Fe2O3.
An Elementary Study of Chemistry
William McPherson
It is composed of silica, alumina, carbonate of lime, magnesia and oxide of iron.
Museum of Antiquity
L. W. Yaggy

British Dictionary definitions for oxide

oxide

noun

any compound of oxygen with another element

any organic compound in which an oxygen atom is bound to two alkyl or aryl groups; an ether or epoxide

Word Origin for oxide

C18: from French, from ox (ygène) + (ac) ide; see oxygen, acid

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

Word Origin and History for oxide

n.

"compound of oxygen with another element," 1790, from French oxide (1787), coined by G. de Morveau and A. Lavoisier from ox(ygène) (see oxygen) + (ac)ide "acid" (see acid).

Online Etymology Dictionary, © 2010 Douglas Harper

oxide in Medicine

oxide

[ŏk′sīd′]

n.

A binary compound of an element or radical with oxygen.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

oxide in Science

oxide

[ŏk′sīd′]

A compound of oxygen and another element or radical. Water (H2O) is an oxide.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.