Meaning of “fossil fuel” in the English Dictionary

british dictionary

(Definition of “fossil fuel” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"fossil fuel" in American English

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fossil fuelnoun [ C ]

us /ˈfɑs·əl ˈfju·əl, ˈfjul/

a fuel such as gas, coal, and oil that has been produced in the earth from plants and animals

(Definition of “fossil fuel” from the Cambridge Academic Content Dictionary © Cambridge University Press)