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 video, from 2013 in the Middle East, is probably nothing more than a hot jet engine producing a diffraction pattern in the camera, said Sean Kirkpatrick, a former director of the Pentagon’s All-domain Anomaly Resolution Office, which investigates UAP. Seung Min Kim, Fortune, 9 May 2026 According to reports, the individual was at least partially sucked into one of the plane’s jet engines. Jessica Schladebeck, New York Daily News, 9 May 2026 The video, from 2013 in the Middle East, is probably nothing more than a hot jet engine producing a diffraction pattern in the camera, said Sean Kirkpatrick, a former director of the Pentagon’s All-domain Anomaly Resolution Office, which investigates UAP. ABC News, 8 May 2026 It's powered by a single Rolls-Royce AE 3007N turbofan jet engine that generates 10,000 lb of thrust and gives the aircraft an operation radius of 500 nm (575 miles, 926 km), and high subsonic speed that has not been specified. David Szondy april 27, New Atlas, 27 Apr. 2026 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 14 May. 2026.

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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