[ ok-sahyd, -sid ]
See synonyms for oxide on Thesaurus.com
  1. a compound in which oxygen is bonded to one or more electropositive atoms.

Origin of oxide

First recorded in 1780–90; from French (now oxyde ), blend of ox(ygène) oxygen and (ac)ide acid
  • Also ox·id [ok-sid]. /ˈɒk sɪd/.

Other words from oxide

  • ox·id·ic [ok-sid-ik], /ɒkˈsɪd ɪk/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use oxide in a sentence

British Dictionary definitions for oxide


/ (ˈɒksaɪd) /

  1. any compound of oxygen with another element

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

Origin of 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

Scientific definitions for oxide


[ ŏksīd′ ]

  1. 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.