ox·​i·​diz·​er | \ ˈäk-sə-ˌdī-zər How to pronounce oxidizer (audio) \

Definition of oxidizer

: oxidizing agent especially : one used to support the combustion of a rocket propellant

Examples of oxidizer in a Sentence

Recent Examples on the Web After considering safety, cost, and the touristic goal of allowing passengers to view Earth while weightless, Virgin Galactic settled on a hybrid-fuel rocket that combined solid fuel with a liquid oxidizer. Anna Russel, The New Yorker, 3 Aug. 2021 Nitratine, a highly reactive mineral, is the natural form of sodium-nitrate and serves as an oxidizer for fireworks. David Bressan, Forbes, 4 July 2021 However, just before hatch opening, technicians noted slightly above normal levels of dinitrogen tetroxide, an oxidizer that helps power thrusters in space. Eric Berger, Ars Technica, 2 Aug. 2020 To produce rockets, Hamas chemists and engineers mix propellant from fertilizer, oxidizer and other ingredients in makeshift factories. Fox News, 20 May 2021 Step 5 Mix Your Fuel — Just as full-sized rockets rely on reactions between fuel and oxidizer, so do Alka-Rockets. Renee Morad, Scientific American, 7 Sep. 2017 These reddish clouds were caused by nitrogen tetroxide, the oxidizer that combusts with hydrazine fuel. Eric Berger, Ars Technica, 8 Sep. 2020 Yet the majority of China's launch fleet is powered by hydrazine fuel and nitrogen tetroxide oxidizer. Eric Berger, Ars Technica, 11 Sep. 2020 Fuel and oxidizer are mixed at the top end of the chamber and ignited to produce super hot gas that is forced through the exhaust to generate lift. Lee Roop | Lroop@al.com, al, 4 Dec. 2020

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

1850, in the meaning defined above

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Time Traveler for oxidizer

Time Traveler

The first known use of oxidizer was in 1850

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Dictionary Entries Near oxidizer

oxidized oil


oxidizing agent

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Cite this Entry

“Oxidizer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oxidizer. Accessed 22 Oct. 2021.

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