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 year’s United Nations climate summit concluded over the weekend with a final statement that avoided any mention of fossil fuels, in what was widely hailed as a victory for oil and gas producers. Alexander C. Kaufman, The Atlantic, 24 Nov. 2025 In Colorado, jobs in the clean energy sector are already outpacing jobs in fossil fuel industries and wages in renewable energy are outpacing the national average which could benefit Pueblo’s economic future while also protecting workers, public health, and the environment. Jamie Valdez, Denver Post, 24 Nov. 2025 However, the fossil fuel plan was absent from the climate deal reached during the summit. Pedro Rodriguez, The Washington Examiner, 24 Nov. 2025 Colombia responded angrily to the deal after it was approved, citing the absence of wording on fossil fuels. Arkansas Online, 23 Nov. 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

Browse Nearby Words

Cite this Entry

“Fossil fuel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fossil%20fuel. Accessed 25 Nov. 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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