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Definitions

fossil fuels

NOUN
fuel derived from prehistoric organisms
Synonyms


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.

Airlines so far have favored these “drop-in fuels,” because they are chemically identical to fossil fuels and work with traditional engines.

From The Wall Street Journal • Jun. 2, 2026

These record-smashing heatwaves have come in a world about 1.4C warmer on average than during the late 19th Century, because of human activities such as the burning of fossil fuels.

From BBC • May 26, 2026

Dombrovskis said the EU had to learn from the shocks by "further reducing its reliance on imported fossil fuels".

From Barron's • May 21, 2026

Today, most hydrogen is produced through industrial methods that rely on fossil fuels such as petroleum, natural gas, and coal.

From Science Daily • May 20, 2026

The nitrogen for the fields would no longer be made with the sun’s energy but with fossil fuels.

From "The Omnivore's Dilemma" by Michael Pollan



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