oxidant

noun

ox·​i·​dant ˈäk-sə-dənt How to pronounce oxidant (audio)
: oxidizing agent
oxidant adjective

Examples of oxidant in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Although heat can degrade oxidants, that mostly occurs during the storage and transportation of the food. — Nathaniel Johnson, The Conversation, 17 Oct. 2025 That stress, which arises from an excess of free radicals and a dearth of anti-oxidants, causes cells to stop working and thus eventually die. — New Atlas, 4 Jan. 2026 Along with the sheer abundance of anti oxidants and phytochemicals found in plant foods, high-fiber intake—from eating piles of beans and whole grains—promotes the growth of beneficial gut bacteria. — Ali Francis, Bon Appétit, 21 June 2024 In theory, areas with high concentrations of oxidants should experience more dust devil and storm activity and therefore more electrical discharges. — Keith Cooper, Space.com, 1 Dec. 2025 See All Example Sentences for oxidant

Word History

First Known Use

1868, in the meaning defined above

Time Traveler
The first known use of oxidant was in 1868

Rhymes for oxidant

See All Rhymes for oxidant

Browse Nearby Words

oxidable
oxidant
oxidase
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Cite this Entry

“Oxidant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oxidant. Accessed 7 Jul. 2026.

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Medical Definition

oxidant

noun
ox·​i·​dant ˈäk-səd-ənt How to pronounce oxidant (audio)
: oxidizing agent
oxidant adjective
Last Updated: - Updated example sentences
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