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 stream usually comes from industrial processes such as steel and cement production, or from burning fossil fuels in power generation, where the CO2 is captured before it can be released into the atmosphere. Georgina Jedikovska, Interesting Engineering, 29 Sep. 2025 Rapid intensification has become far more common in recent years as the planet warms due to fossil fuel pollution. Briana Waxman, CNN Money, 29 Sep. 2025 As the planet continues to warm, melting ice caps and expanding the volume of sea water, scientists project bay waters will rise nearly another foot by 2050 and 3 feet or more by 2100, depending on how much emissions of fossil fuels rise or fall over the next 75 years worldwide. Paul Rogers, Mercury News, 26 Sep. 2025 In addition, Xi said China planned to increase its wind and solar power capacity by six times from its 2020 levels within the next 10 years — helping to increase its share of non-fossil fuels in domestic energy consumption to over 30%. Reuters, NBC news, 25 Sep. 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

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Cite this Entry

“Fossil fuel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fossil%20fuel. Accessed 30 Sep. 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

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