fossil fuels

NOUN

fuel derived from prehistoric organisms

Synonyms

WEAK

hydrocarbon deposit nonrenewable energy nonrenewable fuel source

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.

Steyer, 68, made his fortune founding a hedge fund that included investments in fossil fuels, private prisons and other businesses that are controversial among Democrats.

From Los Angeles Times • Jun. 10, 2026

The University of Cambridge, which pledged to divest from fossil fuels in 2020, is now reportedly pulling investment dollars out of banks that finance the fossil fuel industry, according to Bloomberg.

From Barron's • Jun. 10, 2026

"You do need to both expand electrification and squeeze fossil fuels out of the electricity system at the same time."

From Barron's • Jun. 9, 2026

Chief Executive Meg O’Neill oversees a shift back to fossil fuels after a failed renewables foray and Chairman Albert Manifold’s firing.

From The Wall Street Journal • Jun. 9, 2026

The principal energy sources of our present industrial civilization are the so-called fossil fuels.

From "Cosmos" by Carl Sagan