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.
Its diesel powertrain option makes 277 horsepower. Charles Singh, USA Today, 13 Oct. 2025 Running low on gas, the crew finds a remote farmhouse running on a diesel generator. Keith Langston, PEOPLE, 11 Oct. 2025 Air pollution, such as diesel exhaust, can have the opposite effect, impairing Treg cell function and contributing to inflammatory diseases such as asthma. Mitzi Nagarkatti, The Conversation, 10 Oct. 2025 Resident Angelica Estrada, speaking through tears, urged the council to reject the project, citing the health impacts of diesel pollution on families. Walker Armstrong, San Diego Union-Tribune, 9 Oct. 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 18 Oct. 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

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