combustion chamber

noun

: a closed space inside an engine in which fuel is burned

Examples of combustion chamber in a Sentence

Recent Examples on the Web
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While previous tests lasted only a fraction of a second due to the risk of melting combustion chambers, the team recently ran the turbine for 303 seconds. Aman Tripathi, Interesting Engineering, 27 Feb. 2026 The engine features multiple combustion chambers and fuel injection systems pioneered by the Nettuno V-6 in Stellantis’ Maserati luxury brand’s MC20 super car. Mark Phelan, Freep.com, 25 Feb. 2026 What’s more, the ship would not use cryogenic fuel but simpler hypergolics—two fuels that ignite in the presence of each other without the need for a combustion chamber—eliminating the problem of boil-off. Jeffrey Kluger, Time, 24 Oct. 2025 The engine never saw wartime use, but Chrysler engineers returned to a postwar America with some ideas about how to make powerful, efficient engines with a hemispherical combustion chamber. Liam Rappleye, USA Today, 6 Oct. 2025 See All Example Sentences for combustion chamber

Word History

First Known Use

1853, in the meaning defined above

Time Traveler
The first known use of combustion chamber was in 1853

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Cite this Entry

“Combustion chamber.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/combustion%20chamber. Accessed 6 Mar. 2026.

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