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.
His war in Iran has the price of gasoline and diesel through the roof which is making everything more expensive. NBC news, 31 May 2026 That is much more consequential for the economy as a whole than the price of regular unleaded, because most delivery vehicles run on diesel. Jeremy Lott, The Washington Examiner, 30 May 2026 His dad was a diesel mechanic for Safeway, working on its truck fleet at its distribution center off of 40th and Colorado. Matthew Geiger, Denver Post, 29 May 2026 Pricier diesel, which is used in vehicles like delivery trucks and boats, has resulted in more than $20 billion in additional expenses for consumers. Alex Harring,deena Zaidi, CNBC, 29 May 2026 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 Jun. 2026.

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

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