oxide

noun

ox·​ide ˈäk-ˌsīd 

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

oxidic

äk-ˈsi-dik 

adjective

Examples of oxide in a Sentence

Recent Examples on the Web

The e-nose takes the form of a circular circuit board carrying six metal-oxide semiconductor gas sensors. — New Atlas, 1 Nov. 2026

Mercedes-Benz is taking steps to combine lithium manganese oxide (LMO) and nickel manganese cobalt oxide (NMC). — Prabhat Ranjan Mishra, Interesting Engineering, 29 Oct. 2026

For comparison, Lynas Rare Earths produced around 12,000 tonnes of rare-earth oxide in its most recent fiscal year. — Glenn Zorpette, IEEE Spectrum, 15 Oct. 2026

Word History

Etymology

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

First Known Use

1788, in the meaning defined above

Phrases Containing oxide

• aluminum oxide
• calcium oxide
• deuterium oxide
• ethylene oxide
• ferric oxide
• iron oxide
• lead oxide
• magnesium oxide
• nitric oxide
• nitrogen oxide
• nitrous oxide
• zinc oxide

Rhymes for oxide

• abide
• allied
• applied
• aside
• astride
• azide
• backside
• bankside
• bastide
• bayside
• bedside
• belied

Kids Definition

oxide

noun

ox·​ide ˈäk-ˌsīd 

: a compound of oxygen with another element or a chemical group

Medical Definition

oxide

noun

ox·​ide ˈäk-ˌsīd 

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