pyroligneous-acid

pyroligneous acid

noun Chemistry.
a yellowish, acidic, water-soluble liquid, containing about 10 percent acetic acid, obtained by the destructive distillation of wood: used for smoking meats.
Also called wood vinegar.


Origin:
1780–90

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World English Dictionary
pyroligneous acid
 
n
Also called: wood vinegar the crude reddish-brown acidic liquid obtained by the distillation of wood and containing acetic acid, methanol, and acetone

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