steam engine

noun

: an engine driven or worked by steam
specifically : a reciprocating engine having a piston driven in a closed cylinder by steam

Examples of steam engine in a Sentence

Recent Examples on the Web
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Solomon, speaking from the sidelines of the Goldman Sachs 10,000 Small Businesses Summit in Washington, cited the disruption caused by the invention in the late 1700s of the steam engine, which helped fuel the first industrial revolution. Matt Egan, CNN Money, 3 Nov. 2025 Hoping to attract steam engines and gunpowder manufacturers, Delaware’s leaders could scarcely have imagined that, a century later, the ‘Delaware Inc’ model would serve as the foundation for smartphones, search engines and electric cars. Jan Hammer, Fortune, 18 Oct. 2025 Explore an impressive collection of locomotives, including the iconic Norfolk & Western Class J 611 steam engine, alongside classic cars, maritime exhibits, and aviation displays. Erin Gifford, Southern Living, 11 Oct. 2025 In 1851, the Free Press bought a steam engine to power the paper's printing press, which is dubbed Peggy Ann for reasons now long lost. Detroit Free Press, Freep.com, 27 Sep. 2025 See All Example Sentences for steam engine

Word History

First Known Use

1751, in the meaning defined above

Time Traveler
The first known use of steam engine was in 1751

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Cite this Entry

“Steam engine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/steam%20engine. Accessed 10 Nov. 2025.

Kids Definition

steam engine

noun
: an engine driven by steam

More from Merriam-Webster on steam engine

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