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 is sufficient to power 40,000 households while helping save 64,000 tons of carbon emissions that would be released if this energy were generated by burning fossil fuels such as coal. Ameya Paleja, Interesting Engineering, 13 Jan. 2026 Trump even called on oil executives to donate $1 billion to his 2024 election campaign, and members of Congress are estimated to hold up to $93 million in fossil fuel stocks. Voice Of The People, New York Daily News, 13 Jan. 2026 Research has shown that the warming climate, driven largely by the use of fossil fuels, has intensified the long stretch of mostly dry years. Ian James, Los Angeles Times, 10 Jan. 2026 For decades, evidence has shown that increasing levels of greenhouse gases in the atmosphere, largely from burning fossil fuels, are raising global temperatures and influencing sea level rise, storms and wildfires. Gary W. Yohe, The Conversation, 10 Jan. 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

Browse Nearby Words

Cite this Entry

“Fossil fuel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fossil%20fuel. Accessed 16 Jan. 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

More from Merriam-Webster on fossil fuel

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