jet engine

noun

: an engine that produces motion as a result of the rearward discharge of a jet of fluid
specifically : an airplane engine that uses atmospheric oxygen to burn fuel and produces a rearward discharge of heated air and exhaust gases see airplane illustration

Examples of jet engine in a Sentence

Recent Examples on the Web
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The New York Times separately reported the United States had suspended some sales to China of critical U.S. technologies, including those related to jet engines, semiconductors and certain chemicals. Reuters, NBC news, 29 May 2025 Bird remains were found in both jet engines, the preliminary report noted. Alexandra Skores, CNN Money, 21 May 2025 Meanwhile, its jet engine likely provides an extended range and the ability to fly at higher altitudes. Vikram Mittal, Forbes.com, 29 Apr. 2025 Corporate earnings were in focus, with shares of jet engine maker Safran rising 4.3% after beating expectations. Chloe Taylor,ganesh Rao, CNBC, 25 Apr. 2025 See All Example Sentences for jet engine

Word History

First Known Use

1933, in the meaning defined above

Time Traveler
The first known use of jet engine was in 1933

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Cite this Entry

“Jet engine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/jet%20engine. Accessed 10 Jun. 2025.

Kids Definition

jet engine

noun
: an engine that produces motion as a result of the rearward discharge of a jet of fluid
especially : an aircraft engine that uses atmospheric oxygen to burn fuel and produces a rearward discharge of heated air and exhaust gases

More from Merriam-Webster on jet engine

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