ox·​i·​diz·​er ˈäk-sə-ˌdī-zər How to pronounce oxidizer (audio)
: oxidizing agent
especially : one used to support the combustion of a rocket propellant

Examples of oxidizer in a Sentence

Recent Examples on the Web As Peregrine's oxidizer tank lost pressure, the leak rate slowed. Stephen Clark, Ars Technica, 22 Jan. 2024 This valve activated to pressurize the fuel and oxidizer tanks with helium. Stephen Clark, Ars Technica, 22 Jan. 2024 Liquid propellant, used in North Korea’s older ICBM systems, requires fuel and oxidizer to be loaded on-site ahead of a launch, which results in more preparation steps. Michelle Ye Hee Lee, Washington Post, 13 July 2023 While a conventional rocket engine must carry giant tanks of fuel and oxidizer on its journey to space, an air-breathing rocket motor pulls most of its oxidizer directly from the atmosphere. Daniel Oberhaus, Wired, 26 June 2020 The rocket is also expected to operate with twice the efficiency as conventional chemical rockets, which combine fuel and an oxidizer for combustion power. Tim Newcomb, Popular Mechanics, 30 Aug. 2023 Moisture mixing with the oxidizer caused corrosion along some of the valves. Christian Davenport, Washington Post, 26 Aug. 2023 Ozone is like an oxidizer, said Angela Tin, the national senior director for the American Lung Association’s Clean Air Initiative. Sarah Bowman, The Indianapolis Star, 21 Aug. 2023 North Korea claims new missile is a ‘breakthrough’ in weapons program Solid propellant, made by packing fuel and oxidizer together into a hard mixture, is dense, stable and can be preloaded onto a rocket. Michelle Ye Hee Lee, Washington Post, 13 July 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'oxidizer.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1850, in the meaning defined above

Time Traveler
The first known use of oxidizer was in 1850

Dictionary Entries Near oxidizer

Cite this Entry

“Oxidizer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oxidizer. Accessed 13 Jun. 2024.

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