Pyroligneous \Pyr`o*lig"ne*ous\, Pyrolignic \Pyr`o*lig"nic\, a. [Pyro-+ L. lignum wood: cf. F. pyroligneux.]

(Old Chem.) Pertaining to, or designating, the acid liquid obtained in the distillation of wood, consisting essentially of impure acetic acid. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

pyroligneous adj : of a substance produced by the effect of heat on wood, especially by destructive distillation [syn: pyrolignic]

Source: WordNet (r) 2.0
 

Pyroligneous \Pyr`o*lig"ne*ous\, Pyrolignic \Pyr`o*lig"nic\, a. [Pyro-+ L. lignum wood: cf. F. pyroligneux.]

(Old Chem.) Pertaining to, or designating, the acid liquid obtained in the distillation of wood, consisting essentially of impure acetic acid.

Source: Webster's Revised Unabridged Dictionary (1913)