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oxidant

American

[ok-si-duhnt] / ˈɒk sɪ dənt /

noun

a chemical agent that oxidizes.

oxidant British

/ ˈɒksɪdənt /

noun

Also called (esp in rocketry): oxidizer. a substance that acts or is used as an oxidizing agent

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of oxidant

First recorded in 1880–85; oxide + -ant

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Selenium itself is an oxidant, but in low doses it activates responses in a controlled manner, predisposing the body to better defense.

From Science Daily • Oct. 30, 2023

The pangrams from yesterday’s Spelling Bee were antioxidant, oxidant and oxidation.

From New York Times • Apr. 27, 2023

“You have oxidant in the soil, oxygen in the atmosphere, and plenty of microbes that love to eat this hydrogen,” he says.

From Science Magazine • Feb. 15, 2023

For an oxidant like ozone to bleach brown carbon, ozone needs to penetrate and mix within the smoke particles.

From Salon • Nov. 13, 2022

Aqueous phase redox processes often involve water or its characteristic ions, H+ and OH−, as reactants in addition to the oxidant and reductant, and equations representing these reactions can be challenging to balance.

From Textbooks • Feb. 14, 2019

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023