: a binary compound of oxygen with a more electropositive element or group
Examples of oxide in a Sentence
Recent Examples on the Web
For example, a 2024 paper in Nature Nanotechnology reported no toxicity or adverse effects when graphene oxide nanosheets were inhaled.
—
IEEE Spectrum, 3 Feb. 2025
The vessel’s state-of-the-art design includes next-generation wastewater treatment technology; solid oxide fuel cells that ultimately make the ship more efficient; and propellers designed to reduce underwater noise for marine wildlife.
—Blane Bachelor, AFAR Media, 26 Dec. 2024
The oxygen immediately bonds to the metal ions, forming semiconductor metal oxides that fuse together with one another in a sintering process to form wires.
—New Atlas, 3 Dec. 2024
There is no spell-caster on film more iconic than Margaret Hamilton’s Wicked Witch of the West, a role which left her with second- and third-degree burns in a production mishap and which required her to wear green makeup that contained toxic copper oxide.
—Savannah Salazar, Vulture, 25 Nov. 2024
See all Example Sentences for oxide 
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.
IEEE Spectrum, 3 Feb. 2025
The vessel’s state-of-the-art design includes next-generation wastewater treatment technology; solid oxide fuel cells that ultimately make the ship more efficient; and propellers designed to reduce underwater noise for marine wildlife.
—Blane Bachelor, AFAR Media, 26 Dec. 2024
The oxygen immediately bonds to the metal ions, forming semiconductor metal oxides that fuse together with one another in a sintering process to form wires.
—New Atlas, 3 Dec. 2024
There is no spell-caster on film more iconic than Margaret Hamilton’s Wicked Witch of the West, a role which left her with second- and third-degree burns in a production mishap and which required her to wear green makeup that contained toxic copper oxide.
—Savannah Salazar, Vulture, 25 Nov. 2024
See all Example Sentences for oxide
Dictionary Entries Near oxide
Cite this Entry
“Oxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oxide. Accessed 18 Feb. 2025.
Copy CitationKids 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
Love words? Need even more definitions?
Merriam-Webster unabridged
Share