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
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.
Over time, rafts gave way to boats that were pulled by ropes, horses and eventually steam engines. John Moritz, Hartford Courant, 21 July 2025 The tower, built by Southern Pacific Railroad around 1892, originally supplied water to steam engines that traveled along the coast. Sandra Barrera, Oc Register, 16 July 2025 The British were busy inventing antibiotics, the steam engine, the jet engine, the radio and television, the light bulb, and the internet. Tom Shattuck, The Orlando Sentinel, 30 June 2025 This transformation was most dramatic in cotton manufacturing, as exemplified by Murrays’ Mills, in Manchester’s Ancoats neighborhood—a vast operation with eight-story buildings, steam engines, and more than twelve hundred workers. John Cassidy, New Yorker, 14 Apr. 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 20 Aug. 2025.

Kids Definition

steam engine

noun
: an engine driven by steam

More from Merriam-Webster on steam engine

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