v. t.
v. i. To take fire; to begin to burn. [ 1913 Webster ]
adj. set afire or burning.
n.
n. [ L. lignum wood: cf. F. lignite. ] (Min.) Mineral coal retaining the texture of the wood from which it was formed, and burning with an empyreumatic odor. It is of more recent origin than the anthracite and bituminous coal of the proper coal series. Called also
n. A crude acetate produced by treating pyroligneous acid with a metal or basic compound;