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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Gold is abundant in the region, which also has rich deposits of rare metals such as coltan, used to make capacitors, and niobium, used to make superalloys for jet engines and hypersonic missiles. Emmet Livingstone, The Dial, 20 Mar. 2025 The winds that blew through the Santa Cruz Mountains sounded like a jet engine the night that Sarah Johnston watched a tree erupt into flames from the window of her Aldercroft Heights home. Grace Hase, The Mercury News, 2 Mar. 2025 If ingested into the P-8’s jet engines, the flares could have caused catastrophic damage, analysts said. Brad Lendon, CNN, 19 Feb. 2025 Engineers might simulate complex jet engines and entire factories through AI, potentially replacing what traditionally demands a decade of professional learning to master. John Werner, Forbes, 26 Dec. 2024 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 31 Mar. 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

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