Pyr·o·lig·ne·ous Pyr·o·lig·nic a. Old Chem. Pertaining to, or designating, the acid liquid obtained in the distillation of wood, consisting essentially of impure acetic acid.
◄ ►
pyrolignic
adj : of a substance produced by the effect of heat on wood,
especially by destructive distillation [syn: pyroligneous]