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diesel

noun

die·​sel ˈdē-zəl How to pronounce diesel (audio)
-səl
1
2
: a vehicle driven by a diesel engine
3

Examples of diesel in a Sentence

Does your car take diesel or gasoline?
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Electrifying the diesel trains and increasing service could bring in more riders. Colleen Cronin, Boston Herald, 30 Nov. 2025 Early field testing indicates that the methane-electric hybrid layout offers meaningful improvements over conventional diesel machinery. Bojan Stojkovski, Interesting Engineering, 30 Nov. 2025 Fire officials say a diesel generator malfunction caused an explosion, sending an air vent flying into the street. Doug Williams, CBS News, 21 Nov. 2025 Malaysia has made tough decisions to balance the budget, including raising some taxes and reducing diesel and fuel subsidies. David Austin, Fortune, 17 Nov. 2025 See All Example Sentences for diesel

Word History

Etymology

Rudolf Diesel

First Known Use

1894, in the meaning defined at sense 1

Time Traveler
The first known use of diesel was in 1894

Browse Nearby Words

Cite this Entry

“Diesel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diesel. Accessed 4 Dec. 2025.

Kids Definition

diesel

noun
die·​sel ˈdē-zəl How to pronounce diesel (audio)
-səl
1
2
: a vehicle (as a truck or train) driven by a diesel engine
3
: a fuel designed for use in diesel engines
Etymology

named for Rudolf Diesel 1858–1913 German engineer

Biographical Definition

Diesel

biographical name

Die·​sel ˈdē-zəl How to pronounce Diesel (audio)
-səl
Rudolf 1858–1913 German mechanical engineer

More from Merriam-Webster on diesel

Last Updated: - Updated example sentences
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