charcoal

(noun) a carbonaceous material obtained by heating wood or other organic matter in the absence of air. Synonyms: wood coal.

(noun) a stick of black carbon material used for drawing. Synonyms: fusain.

(noun) a very dark grey color. Synonyms: charcoal grey, charcoal gray, oxford grey, oxford gray.

(noun) a drawing made with a stick of black carbon material.

(verb) draw, trace, or represent with charcoal.

(adj) of a very dark grey. Synonyms: charcoal-grey, charcoal-gray.