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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In this setup, hydrogen is injected into the combustion chamber as air is being compressed, along with a small quantity of pilot fuel such as biodiesel, which is used to initiate ignition and the consequent combustion of hydrogen with air. David Blekhman, Forbes.com, 21 July 2025 Instead of using turbines to compress the air flow into the combustion chamber, the forward velocity does the compression. New Atlas, 21 May 2025 Scramjet Unlike the standard ramjet, the supersonic combustion ramjet—or scramjet—is configured to compress higher-velocity air (typically Mach 5-plus), then pair it with hydrogen fuel for ignition in the combustion chamber. Michael Verdon, Robb Report, 22 Mar. 2025 This happens not in the open but in boilers and combustion chambers. Daniel Immerwahr, The New Yorker, 14 Jan. 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 8 Sep. 2025.

Last Updated: - Updated example sentences
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