1. a black or dark-brown combustible mineral substance consisting of carbonized vegetable matter, used as a fuel.
Compare anthracite, bituminous coal, lignite.
2. a piece of glowing, charred, or burned wood or other combustible substance.
3. charcoal (def 1).
verb (used with object)
4. to burn to coal or charcoal.
5. to provide with coal.
verb (used without object)
6. to take in coal for fuel.
7. heap coals of fire on someone's head, to repay evil with good in order to make one's enemy repent.
8. rake /haul /drag /call /take over the coals, to reprimand; scold: They were raked over the coals for turning out slipshod work.
Can be confused
coal, koel, kohl.
See more synonyms on Thesaurus.com
Origin: before 900; Middle English cole, Old English col; cognate with Dutch kool, German Kohle, Old Norse kol
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