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
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Russia is ordinarily a big exporter of diesel fuel, but that supply has largely dried up because of damage to Russia's refineries. — Scott Horsley, NPR, 10 Nov. 2026 But diesel fuel prices are 70% higher than at the start of the year, a far larger increase than regular gas. — Steve Kopack, NBC news, 10 Nov. 2026 The September report showed the biggest increase since December 2022 and that data showed that rising fuel prices, particularly for diesel fuel, continue to push shipping and warehousing prices higher. — ABC News, 6 Nov. 2026 The new proposal calls for construction of a Ricky Rockets that would have 20 regular fuel stations and four diesel fuel stations on the southern portion of the property. — Gloria Casas, Chicago Tribune, 5 Nov. 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

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Cite this Entry

“Diesel fuel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diesel%20fuel. Accessed 12 Nov. 2026.

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