diesel fuel

noun

: a heavy mineral oil used as fuel in diesel engines

Examples of diesel fuel in a Sentence

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.
Ohio and Indiana are among the states that temporarily halted state fuel tax collections in recent months in response to the spike in oil prices and, subsequently, in retail prices for unleaded and diesel fuel. — Paula Wethington, CBS News, 12 Oct. 2026 And the problem is caused by the lack of refineries for diesel fuel. — ABC News, 11 Oct. 2026 Rising diesel prices have a particular impact in states with larger agriculture industries, such as Iowa and Kansas, and states such as Alaska that rely on diesel fuel for electricity. — Davis Giangiulio, CNBC, 8 Oct. 2026 The president of the United States has apparently decided against an export ban on diesel fuel. — Arkansas Online, 6 Oct. 2026 See All Example Sentences for diesel fuel

Word History

First Known Use

1949, in the meaning defined above

Time Traveler
The first known use of diesel fuel was in 1949

Browse Nearby Words

Cite this Entry

“Diesel fuel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diesel%20fuel. Accessed 15 Oct. 2026.

More from Merriam-Webster on diesel fuel

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!