diesel engine


: an internal combustion engine in which air is compressed to a temperature sufficiently high to ignite fuel injected into the cylinder where the combustion and expansion actuate a piston

Examples of diesel engine in a Sentence

Recent Examples on the Web Through the low rumble of the 78-foot boat’s diesel engine and the high whine of its winches, the mate, Hollis Nevells, listened to the conversation crackling over a wheelhouse radio. C.j. Chivers James Patrick Cronin Elena Hecht Anna Diamond Quinton Kamara, New York Times, 6 June 2024 That prototype is being built by Cummins, Inc., an Indiana diesel engine manufacturer that also is a partner in the project. Sarah Bowman, The Indianapolis Star, 25 Apr. 2024 The first power outage occurred after a crew member mistakenly closed an exhaust damper while conducting maintenance, causing one of the ship’s diesel engines to stall, investigators with the National Transportation Safety Board said in their preliminary report. Lea Skene, Fortune, 15 May 2024 But instead of the roar of a diesel engine, the cab filled with the gentle hum of an electric motor. Luis Melecio-Zambrano, The Mercury News, 30 Apr. 2024 See all Example Sentences for diesel engine 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'diesel engine.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1894, in the meaning defined above

Time Traveler
The first known use of diesel engine was in 1894

Dictionary Entries Near diesel engine

Cite this Entry

“Diesel engine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diesel%20engine. Accessed 18 Jun. 2024.

Kids Definition

diesel engine

: an internal-combustion engine in which air is compressed to make enough heat to ignite the fuel in the cylinder

More from Merriam-Webster on diesel engine

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