oxidizing agent


: a substance that oxidizes something especially chemically (as by accepting electrons)

Example Sentences

Recent Examples on the Web Another group exposed nanotubes to sulfuric acid and potassium permanganate, a strong oxidizing agent, which strained the carbon bonds and caused the tubes to unzip lengthwise, as shown here. Discover Magazine, 29 June 2010 Once a missile appears to be fueled, analysts assume it will be launched within three to four days because a corrosive oxidizing agent in the fuel could cause a leak if the delay exceeds that. Alastair Gale, WSJ, 27 May 2022 In a rocket engine, chamber pressure refers to the amount of fuel and oxidizing agent that can be mixed and ignited, which then generates thrust to lift the rocket. Christiaan Hetzner, Fortune, 14 Feb. 2022 This by itself was alarming, but not unprecedented: Liquid propellants, long preferred in many Russian missiles, are volatile and have exploded when prematurely brought into contact with oxidizing agents. Ankit Panda, The New Republic, 21 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'oxidizing agent.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1814, in the meaning defined above

Time Traveler
The first known use of oxidizing agent was in 1814

Dictionary Entries Near oxidizing agent

Cite this Entry

“Oxidizing agent.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oxidizing%20agent. Accessed 27 Jan. 2023.

Medical Definition

oxidizing agent

: a substance that oxidizes something especially chemically (as by accepting electrons)

called also oxidant

compare reducing agent

More from Merriam-Webster on oxidizing agent

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