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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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 Unlike gasoline internal combustion engines that use spark plugs to ignite the compressed air and fuel mixture in the combustion chamber of each cylinder, diesel engines operate without an external spark. New Atlas, 6 Oct. 2025 The Chrysler Corporation, of course, popularized and trademarked the name, but plenty of automakers have used hemispherical combustion chambers in their engines. Liam Rappleye, Freep.com, 3 Oct. 2025 Once engine exhaust flow is adequate, the twin turbos function in classic fashion, hot exhaust gases spinning the little windmills and delivering pressure to the combustion chambers. Mark Ewing, Forbes.com, 7 Sep. 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 25 Oct. 2025.

Last Updated: - Updated example sentences
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