[py.ro.lig.ne.ous acid] n [F pyroligneux, fr. pyr- + ligneux woody, fr. L lignosus, fr. lignum wood--more at ligneous] (ca. 1790): an acid reddish brown aqueous liquid containing chiefly acetic acid, methanol, wood oils, and tars that is obtained by destructive distillation of wood
PYROLIGNEOUS ACID
Meaning of PYROLIGNEOUS ACID in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012