(mineralogy) Any hard, lustrous coal such as anthracite

(dated) A kind of coal that easily splits into cubical fragments.

A cellar or other compartment for storing coal. / A hole in the pavement with a removable hatch, leading to an underground coal bunker.

(US) small-sized anthracite coal

An inferior kind of cannel coal from Scottish collieries, having a slaty structure.

Anthracite, as distinguished from bituminous soft coal.

Dried dung of buffalo or cattle.

A lighted coal left smothered in embers overnight, about which kindling wood is gathered in the morning.

Coal that burns without a flame; anthracite coal.

A bituminous coal which softens and becomes pasty or semiviscid when heated. On increasing the heat, the volatile products are driven off, and a coherent, grayish-black, cellular mass of coke is left.