Resembling coal in appearance, smell, taste, etc. Also occasionally: like a glowing coal in appearance, fiery.

Of the nature of coal; carbonaceous.

Of the nature of or resembling coal, charcoal, or other common form of carbon; consisting of or containing such material; coaly.

= carbonous, adj. 1.

Of, or of the nature of, coal, charcoal, or soot. rare.