oxidize

verb
ox·​i·​dize | \ ˈäk-sə-ˌdīz How to pronounce oxidize (audio) \
oxidized; oxidizing

Definition of oxidize

transitive verb

1 : to combine with oxygen Other chemicals then oxidize the sulfur dioxide to form sulfuric acid, which along with the nitric acid increases the acidity of the dewdrop.— R. Monastersky Should the cork be allowed to dry out, it will shrink and allow air to seep in and oxidize the wine.— Peter D. Meltzer
2 : to dehydrogenate especially by the action of oxygen oxidize an alcohol to an aldehyde
3 : to change (a compound) by increasing the proportion of the electronegative part or change (an element or ion) from a lower to a higher positive valence What mix of products is formed is a function of the electrode potential used to oxidize the chloride ion.Chemical & Engineering News : remove one or more electrons from (an atom, ion, or molecule) oxidize metallic copper to ionic copper

intransitive verb

: to become oxidized Fats can either oxidize (combine with oxygen) or hydrolyze (combine with water) to become rancid.— Shirley Corriher Silver does not oxidize, or rust, on exposure to air. In fact, compared with most other elements, it is not particularly reactive.— C. Claiborne Ray

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Other Words from oxidize

oxidizable \ ˌäk-​sə-​ˈdī-​zə-​bəl How to pronounce oxidizable (audio) \ adjective

Examples of oxidize in a Sentence

The paint oxidizes and discolors rapidly.
Recent Examples on the Web They have been hailed as innovative expressions, and damned as flawed, oxidized, repetitive and dull. Eric Asimov, New York Times, "The Polarizing Power of Orange Wine," 7 May 2020 Cover the jar with a coffee filter instead of a lid so the drink will oxidize. Cole Wilson, Popular Mechanics, "Your Home Bar Needs a Smoke Gun, an Immersion Circulator, and...Milk?," 24 Apr. 2020 Both packages come with a Coravin Model One Wine System, a tool that allows you to pour wine without removing the cork, and then get an airtight seal when you’re done so the rest of the wine doesn’t oxidize before your next glass. Jennifer Billock, Smithsonian Magazine, "These California Wineries Are Hosting Virtual Wine Tastings," 10 Apr. 2020 Pre-ground coffee may be oxidized, having lost its flavor over time. Myo Quinn, Good Housekeeping, "How to Use a French Press Coffee Maker," 17 Mar. 2020 Over time, with exposure, the yellow cadmium sulfide has oxidized into two white chemical compounds, cadmium sulfate and cadmium carbonate. Sophie Haigney, New York Times, "‘The Scream’ Is Fading. New Research Reveals Why.," 7 Feb. 2020 For example, benzoyl peroxide will oxidize vitamin C and therefore [those ingredients] should not be used together. Hana Hong, Marie Claire, "Can You Become Immune to Your Skincare?," 3 Jan. 2020 All chemical reactions involve rearranging the locations of electrons; electron transfer reactions, however, specifically involve changing the charge states of molecules, oxidizing some and reducing others. John Timmer, Ars Technica, "Photovoltaic… enzymes?," 19 Dec. 2019 Bonus points if your container is opaque—store beans in a clear canister and light will penetrate in, causing beans to oxidize, age, and ultimately lose its flavor. Sunset Magazine, "How to Refresh Your Pantry for Spring," 11 Mar. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'oxidize.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of oxidize

1802, in the meaning defined at transitive sense 1

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Time Traveler for oxidize

Time Traveler

The first known use of oxidize was in 1802

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Cite this Entry

“Oxidize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oxidize. Accessed 8 Aug. 2020.

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More Definitions for oxidize

oxidize

verb
How to pronounce oxidize (audio)

English Language Learners Definition of oxidize

: to become combined with oxygen

oxidize

verb
ox·​i·​dize | \ ˈäk-sə-ˌdīz How to pronounce oxidize (audio) \
oxidized; oxidizing

Kids Definition of oxidize

: to combine or become combined with oxygen The various metals will oxidize at different rates. Iron oxidizes to form rust.

oxidize

verb
ox·​i·​dize
variants: also British oxidise \ ˈäk-​sə-​ˌdīz How to pronounce oxidise (audio) \
oxidized also British oxidised; oxidizing also British oxidising

Medical Definition of oxidize

transitive verb

1 : to combine with oxygen
2 : to dehydrogenate especially by the action of oxygen
3 : to change (a compound) by increasing the proportion of the electronegative part or change (an element or ion) from a lower to a higher positive valence : remove one or more electrons from (an atom, ion, or molecule)

Other Words from oxidize

oxidizable \ -​ˌdī-​zə-​bəl How to pronounce oxidizable (audio) \ adjective

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More from Merriam-Webster on oxidize

Thesaurus: All synonyms and antonyms for oxidize

Rhyming Dictionary: Words that rhyme with oxidize

Spanish Central: Translation of oxidize

Nglish: Translation of oxidize for Spanish Speakers

Britannica English: Translation of oxidize for Arabic Speakers

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