oxide

noun
ox·​ide | \ ˈäk-ˌsīd How to pronounce oxide (audio) \

Definition of oxide

: a binary compound of oxygen with a more electropositive element or group

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Other Words from oxide

oxidic \ äk-​ˈsi-​dik How to pronounce oxidic (audio) \ adjective

Examples of oxide in a Sentence

Recent Examples on the Web

Marlena Stall from Makeup Geek explains this in detail, but the skinny is that oxides are used to add SPF or sometimes coverage to foundations. Dafra Sanou, Allure, "How to Find Your Perfect Foundation Shade Match When You Have Dark Skin," 18 July 2018 Under normal circumstances, the titanium/hafnium oxide layer would act like an insulator and block current flow at the intersection of the copper wires. John Timmer, Ars Technica, "Memristors built with 2-nanometer-thick parts," 14 Nov. 2018 Hematite—a mineral form of iron-oxide—clay minerals, and boron are the various components of this clue. David Grossman, Popular Mechanics, "Findings in Crater Good Sign for Habitability on Mars," 14 Dec. 2016 The announcement comes as California regulators are pushing for a new ultralow standard for nitrogen-oxide emissions from trucks. Erica E. Phillips, WSJ, "EPA Targets Trucking Industry for New Air Pollution Rules," 13 Nov. 2018 Soot, dust, ozone, and sulfur oxides are a growing threat for billions of people around the world. Umair Irfan, Vox, "Why India’s air pollution is so horrendous," 31 Oct. 2018 His work made batteries more powerful and portable by introducing lithium cobalt oxide to their inner workings. Sarah Mcfarlane, WSJ, "The Battery Pioneer Who, at Age 96, Keeps Going and Going," 9 Aug. 2018 Zinc oxide and titanium oxide are natural alternatives some sunscreens use, still able to block the sun’s harmful UV rays. Renae Reints, Fortune, "Hawaii to Become First in the World to Ban Sunscreens Harmful to the Environment," 2 July 2018 Uranium milled from ore is called yellowcake, technically known as uranium oxide (U3O8). Megan Geuss, Ars Technica, "Attention knitters: Researchers harvest uranium from the sea with a yarn “net”," 18 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'oxide.' 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 oxide

1788, in the meaning defined above

History and Etymology for oxide

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

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Statistics for oxide

Last Updated

24 Feb 2019

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Time Traveler for oxide

The first known use of oxide was in 1788

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More Definitions for oxide

oxide

noun

English Language Learners Definition of oxide

chemistry : a compound of oxygen and another substance

oxide

noun
ox·​ide | \ ˈäk-ˌsīd How to pronounce oxide (audio) \

Kids Definition of oxide

: a compound of oxygen with another element or group of elements an iron oxide

oxide

noun
ox·​ide | \ ˈäk-ˌsīd How to pronounce oxide (audio) \

Medical Definition of oxide

: a binary compound of oxygen with a more electropositive element or chemical group

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More from Merriam-Webster on oxide

Spanish Central: Translation of oxide

Nglish: Translation of oxide for Spanish Speakers

Britannica English: Translation of oxide for Arabic Speakers

Britannica.com: Encyclopedia article about oxide

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