fossil fuel

noun

: a fuel (such as coal, oil, or natural gas) formed in the earth from plant or animal remains
fossil-fueled adjective

Examples of fossil fuel in a Sentence

oil and other fossil fuels
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.
This in spite of the fact that clean energy has become in some ways cheaper than fossil fuels. Carl Yaeckel, San Diego Union-Tribune, 31 July 2025 Unlike fossil fuels, wind has no ongoing fuel cost. Monica Sanders, Forbes.com, 31 July 2025 Norway discovered significant oil and gas reserves in the North Sea in 1969, and today is western Europe’s largest producer of the fossil fuels. Sasha Rogelberg, Fortune, 30 July 2025 An overwhelming majority of the world's climate scientists have stressed that an immediate reduction in the burning of fossil fuels, including coal, is imperative to averting the worst consequences of climate change, including extreme heat, more powerful storms and deadly floods. Connor Giffin, The Courier-Journal, 30 July 2025 See All Example Sentences for fossil fuel

Word History

First Known Use

1759, in the meaning defined above

Time Traveler
The first known use of fossil fuel was in 1759

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Cite this Entry

“Fossil fuel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fossil%20fuel. Accessed 14 Aug. 2025.

Kids Definition

fossil fuel

noun
: a fuel (as coal, oil, or natural gas) that is formed in the earth from plant or animal remains

More from Merriam-Webster on fossil fuel

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