oxide

noun

ox·​ide ˈäk-ˌsīd How to pronounce oxide (audio)
: a binary compound of oxygen with a more electropositive element or group
oxidic adjective

Examples of oxide 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.
This method recovers more than 90% of the REEs from the HDD feedstock to produce a more than 99.5% pure rare earth oxides. Thomas Coughlin, Forbes.com, 21 Apr. 2025 One of the metals subject to the new controls, dysprosium oxide, trades for $204 per kilogram in Shanghai, and much more outside China. Keith Bradsher, New York Times, 13 Apr. 2025 In addition, salts strip away the protective oxide layers from metal components. David Szondy, New Atlas, 17 Mar. 2025 To summarize, oxide is: Less absorbable than other types, Can cause a laxative effect, Can be used for relief for heartburn, migraines and muscle cramps. Jennifer Shanker, Flow Space, 6 Feb. 2025 See All Example Sentences for oxide

Word History

Etymology

French oxide, oxyde, from ox- (from oxygène oxygen) + -ide (from acide acid)

First Known Use

1788, in the meaning defined above

Time Traveler
The first known use of oxide was in 1788

Cite this Entry

“Oxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oxide. Accessed 27 Apr. 2025.

Kids Definition

oxide

noun
ox·​ide ˈäk-ˌsīd How to pronounce oxide (audio)
: a compound of oxygen with another element or a chemical group

Medical Definition

oxide

noun
ox·​ide ˈäk-ˌsīd How to pronounce oxide (audio)
: a binary compound of oxygen with a more electropositive element or chemical group

More from Merriam-Webster on oxide

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