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.
Why Methane Is Different Many rockets use kerosene, a fossil fuel directly affected by the fuel crisis. Jamie Carter, Forbes.com, 23 May 2026 In 2023, Newsom announced California's landmark lawsuit against major oil companies, accusing them of deceiving the public about climate change and linking fossil fuel emissions to worsening heat waves, droughts and devastating wildfires. Kenny Choi, CBS News, 23 May 2026 Given that renewable growth greatly exceeded demand, there was nowhere to go for fossil fuels but down. ArsTechnica, 22 May 2026 Global supplies are dwindling, while countries across the world are accelerating their push to cut back on fossil fuel consumption, whether by greening their grids or incentivizing EV uptake. Semafor Events, semafor.com, 22 May 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 24 May. 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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