- 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.
Many of the approaches remained dependent on using fossil fuels and could result in still more emissions, not less.
From Salon • Jun. 26, 2026
It is a continued dependence on fossil fuels.
From The Wall Street Journal • Jun. 25, 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
UN chief Antonio Guterres called Tuesday for faster action on global warming, challenging AI firms to "come clean" about their environmental footprint and warning that fossil fuels were driving climate and energy crises.
From Barron's • Jun. 23, 2026
No fossil fuels or added fertilizer or chemicals needed.
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.
