internal combustion engine

noun

: a heat engine in which the combustion that generates the heat takes place inside the engine proper instead of in a furnace

Examples of internal combustion engine 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.
With every storm, there is a race to use the disaster as justification to pass radical climate legislation that raises electricity and transportation costs, such as carbon taxes, gas stove bans and internal combustion engine bans. Diana Furchtgott-Roth, Boston Herald, 6 July 2025 Eventually, Stellantis has said, an internal combustion engine will return to its hallmark muscle car. Liam Rappleye, Freep.com, 2 July 2025 Earlier this month, the president signed several resolutions aimed at dismantling California's efforts to promote the adoption of electric vehicles and phase out internal combustion engine vehicles by 2035. Hugh Cameron, MSNBC Newsweek, 25 June 2025 The level of interest in switching to an EV among internal combustion engine drivers in the US was 31%, compared with 34% in 2024, according to the survey. Preston Fore, Fortune, 17 June 2025 See All Example Sentences for internal combustion engine

Word History

First Known Use

1884, in the meaning defined above

Time Traveler
The first known use of internal combustion engine was in 1884

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Cite this Entry

“Internal combustion engine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/internal%20combustion%20engine. Accessed 19 Jul. 2025.

Kids Definition

internal combustion engine

noun
: an engine in which the fuel is ignited within the engine cylinder instead of in an external furnace
Last Updated: - Updated example sentences
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