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English definition of “coal”

coal

noun [C or U] uk   /kəʊl/ us    /koʊl/
C1 a hard, black substance that is dug from the earth in pieces, and can be burned to produce heat or power, or a single piece of this: How much coal was mined here? a burning/red hot coalMining and quarryingFuelsPetroleum products especially when used as fuel
(Definition of coal from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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