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.
For now, China is more insulated from the disruption in the Strait of Hormuz than other countries after diversifying its energy sources and reducing dependence on fossil fuels. Didi Tang, Fortune, 4 Apr. 2026 For now, China is more insulated from the disruption in the Strait of Hormuz than other countries after diversifying its energy sources and reducing dependence on fossil fuels. ABC News, 3 Apr. 2026 Others in Europe, such as Italy, have so far opted to double down on fossil fuels to cushion the blow from surging electricity bills. Natasha Bracken, semafor.com, 2 Apr. 2026 Natural resources—materials found in nature that can be used by humans for personal or economic gain, or even their survival—include water, minerals, forests, and fossil fuels, and they are widely used as energy sources. Encyclopedia Britannica, 2 Apr. 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 5 Apr. 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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