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.
Scientists at Northwestern University built a battery that uses triphenylphosphine oxide, a common industrial waste product, to store energy instead of metals. Alex Knapp, Forbes, 10 Jan. 2025 Redistributing Refining Refining rare earth ore into rare earth oxides begins with a process called beneficiation in the industry. IEEE Spectrum, 27 Dec. 2024 Nearly ten years of research at MIT resulted in tweaking metal oxides to perform as the Joule Hive firebricks. Andrew Rosenblum, Popular Science, 26 Dec. 2024 Furthermore, the action of the sun's radiation on these ices spurs chemical reactions that produce organic byproducts such as acetylene, ethane, propane, as well as various carbon oxides, all of which were found as ices on Chiron's surface by the JWST. Keith Cooper, Space.com, 23 Dec. 2024 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

Dictionary Entries Near oxide

Cite this Entry

“Oxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oxide. Accessed 21 Jan. 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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