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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
This is the compression stroke of the engine, and the valves will be closed sealing off the combustion chamber to moisture. — John Paul Senior Manager Public Affairs and Traffic Safety Aaa Northeast, Hartford Courant, 17 Apr. 2026 Why some engines need it Many modern engines squeeze more power from less fuel by raising pressure and heat in the combustion chamber. — Chris Hardesty, AJC.com, 16 Jan. 2026 Many are designed to work not just with the fuel injectors, but throughout the system, including the combustion chambers. — Bestreviews, Mercury News, 1 Apr. 2026 Skyfall appears to replace that combustion chamber with a compact nuclear reactor. — Kaif Shaikh, Interesting Engineering, 22 June 2026 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

Rhymes for combustion chamber

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Browse Nearby Words

combustion
combustion chamber
combustion engine
See all Nearby Words

Cite this Entry

“Combustion chamber.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/combustion%20chamber. Accessed 8 Jul. 2026.

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