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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The reason for that is a surge in the cost of diesel fuel, which could push up the price of just about everything transported across the global supply chain. Max Zahn, ABC News, 10 Mar. 2026 Home heating oil, however, tracks closely diesel fuel because they are refined in a similar way. Kenneth R. Gosselin, Hartford Courant, 10 Mar. 2026 The tariff rate for unleaded motor gasoline will be reduced from 10 percent to 0 percent, while diesel fuel, fuel oil, aviation fuel and kerosene will be reduced from 7 percent to 0 percent from March 9 through April 30. Kate Nishimura, Sourcing Journal, 9 Mar. 2026 The price of diesel fuel has increased 77 cents during that time. Rob Nikolewski, San Diego Union-Tribune, 9 Mar. 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 14 Mar. 2026.

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