- plural of fossil fuel.
fossil fuels
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All fossil fuels produce carbon dioxide when burned. (See greenhouse effect.)
Burning fossil fuels is a main cause of air pollution.
All of these fuels were formed from the remains of plants and animals that lived millions of years ago.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The research program was framed around finding solutions to climate change while keeping fossil fuels in play, focusing heavily on carbon capture.
From Salon • Jun. 26, 2026
Google stands out for “doing everything it can” to avoid building data centers that rely on fossil fuels, according to Michael Thomas, founder of data firm Cleanview.
From The Wall Street Journal • Jun. 24, 2026
"We can see in the numbers what people want - cheap cars and cars that will save them money, particularly as fossil fuels are volatile," she said.
From BBC • Jun. 23, 2026
Crucial negotiations ahead of the COP31 summit have been frustrated by a "small group of fossil fuels interests" attacking the science of climate change behind closed doors, envoys said Wednesday.
From Barron's • Jun. 17, 2026
It was grown without the help of fossil fuels, pesticides, or chemical fertilizers.
From "The Omnivore's Dilemma" by Michael Pollan
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
