n. 1. (Bot.) See Lignin. [ 1913 Webster ]
2. (Chem.) An explosive compound of wood fiber and nitroglycerin. See Nitroglycerin. [ 1913 Webster ]
{ } a. [ L. lignosus, fr. lignum wood: cf. F. ligneux. Cf. Ligneous. ] Ligneous. [ R. ] Evelyn. [ 1913 Webster ]