wood coal

Noun wood coal has 2 senses

• wood coal(n = noun.substance) brown coal, lignite - intermediate between peat and bituminous coal;
is a kind of coal, humate
has particulars: jet

• wood coal(n = noun.substance) charcoal - a carbonaceous material obtained by heating wood or other organic matter in the absence of air;
is a kind of atomic number 6, c, carbon, fuel