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.
The world is still not reducing fossil fuel use, industrial emissions, methane, and flaring quickly enough to bend the global emissions curve downward. Robert Rapier, Forbes.com, 5 July 2026 The burning of fossil fuels such as coal, oil and gas is the chief driver of the climate crisis. Sam Meredith, CNBC, 3 July 2026 Climate change linked to fossil fuel use set the stage for extraordinary heat and humidity that has cast at least one World Cup game into ​a potential danger zone, according to the World Weather Attribution group of climate ‌scientists. Andrew Greif, NBC news, 3 July 2026 We’re paralyzed by whether a carbon-belching fossil fuel company’s right to pollute should outweigh the rest of the country’s right to clean air and a stable climate. Max Taves, Mercury News, 3 July 2026 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 7 Jul. 2026.

Kids Definition

fossil fuel

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

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