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.
Taken together, the actions underscored Trump’s commitment to increase U.S. energy production, particularly fossil fuels such as oil and natural gas, and remove regulatory barriers that may slow that down. Matthew Daly, Chicago Tribune, 14 Feb. 2025 Hundreds of Jewish institutions have published climate action plans, several have pledged to divest their endowments from fossil fuels, and the Schusterman Foundation, which was built on oil wealth, recently made its first grant to a climate group. Asaf Elia-Shalev, Sun Sentinel, 13 Feb. 2025 Even beyond air pollution that kills millions of people every year, and the progressively harsher consequences of a hotter planet, scientists are finding new harms from fossil fuels all the time. Sammy Roth, Los Angeles Times, 11 Feb. 2025 Both the $500 billion Stargate AI-infrastructure venture and Musk’s AI supercomputer reportedly already or will rely on some fossil fuels. Matteo Wong, The Atlantic, 11 Feb. 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

Dictionary Entries Near fossil fuel

Cite this Entry

“Fossil fuel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fossil%20fuel. Accessed 19 Feb. 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

Last Updated: - Updated example sentences
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