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diesel engine
noun
: 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
Calvert has introduced bipartisan legislation that would reduce diesel engine emissions and voted to roll back the Biden administration's WOTUS rule.
—Daniel Moore, Axios, 3 Oct. 2024
Like going in and changing governor gain scheduling, for example, on a diesel engine would have a negative consequence on the emissions that [an] engine produces.
—Justine Calma, The Verge, 3 Oct. 2024
Luckily, the train arrives with a fresh breeze, ten carriages drawn by a diesel engine, the red of the Turkish flag.
—Kurt Johnson, Condé Nast Traveler, 24 Sep. 2024
Thor says the electric drive system doubles the available torque of a diesel engine, providing confident acceleration in highway traffic and sure, steady climbing in the mountains.
—New Atlas, 23 Sep. 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
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 5 Nov. 2024.
Kids Definition
diesel engine
noun
: 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
Britannica.com: Encyclopedia article about diesel engine
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