- 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 original theme backing the rise was electrification, driven by a shift away from fossil fuels.
From MarketWatch ● Sep. 10, 2026
Uranium demand is rising as data centers seek nuclear power and countries invest in new power projects to phase out fossil fuels.
From The Wall Street Journal ● Sep. 10, 2026
The minister said the rising cost of fossil fuels globally was "impacting negatively" on both businesses and households, particularly those with lower incomes.
From BBC ● Sep. 4, 2026
"That strengthening parallels global warming, so it appears to be related to the warming of the planet caused by human production of fossil fuels," said Cole.
From Barron's ● Aug. 27, 2026
“You’re kidding, right? You don’t think the huge amounts of greenhouse gases we’re releasing into the air by burning fossil fuels has anything to do with the fact that the earth keeps getting hotter?”
From "Two Degrees" by Alan Gratz
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.
