verb (used with object), ox·i·dized, ox·i·diz·ing.
- to convert (an element) into an oxide; combine with oxygen.
- to cover with a coating of oxide or rust.
- to take away hydrogen, as by the action of oxygen; add oxygen or any nonmetal.
- to remove electrons from (an atom or molecule), thereby increasing the valence.Compare reduce(def 12).
verb (used without object), ox·i·dized, ox·i·diz·ing.
- to become oxidized.
- (especially of white wine) to lose freshness after prolonged exposure to air and often to darken in color.
Also especially British, ox·i·dise.
Origin of oxidize
Related formsox·i·diz·a·ble, ox·i·da·ble [ok-si-duh-buh l] /ˈɒk sɪ də bəl/, adjectiveox·i·diz·a·bil·i·ty, nounan·ti·ox·i·diz·ing, adjectivehalf-ox·i·dized, adjectivenon·ox·i·diz·a·ble, adjectivenon·ox·i·diz·ing, adjectiveo·ver·ox·i·dize, verb o·ver·ox·i·dized, o·ver·ox·i·diz·ing.re·ox·i·dize, verb, re·ox·i·dized, re·ox·i·diz·ing.un·der·ox·i·dize, verb (used with object), un·der·ox·i·dized, un·der·ox·i·diz·ing.un·ox·i·diz·a·ble, adjectiveun·ox·i·dized, adjective
First recorded in 1795–1805; oxide
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for oxidise
Historical Examples of oxidise
Oxidise sulphur by aqua regia, and reduce silver chloride as in III.
The proposal to oxidise sulphurous acid by means of chlorine in the presence of steam.
It would not oxidise in the air; gallium does not tarnish upon exposure to the air.
Filter off the precipitate; wash it into a beaker and pass sulphuretted hydrogen; oxidise the sulphide and weigh as lead sulphate.
Dissolve the precipitate in hydrochloric acid, oxidise with nitric acid, and precipitate with ammonia.
British Dictionary definitions for oxidise
Derived Formsoxidization or oxidisation, noun
- to undergo or cause to undergo a chemical reaction with oxygen, as in formation of an oxide
- to form or cause to form a layer of metal oxide, as in rusting
- to lose or cause to lose hydrogen atoms
- to undergo or cause to undergo a decrease in the number of electronsCompare reduce (def. 12c)
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 oxidise
1802 (implied in oxidizable), from oxide + -ize. Related: Oxidized; oxidizing; oxidization.
Online Etymology Dictionary, © 2010 Douglas Harper
- To combine with oxygen; change into an oxide.
- To increase the positive charge or valence of an element by removing electrons.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- To undergo or cause to undergo oxidation.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.