Wood acid

Related to Wood acid: pyroligneous acid
(Chem.) a complex acid liquid obtained in the dry distillation of wood, and containing large quantities of acetic acid; hence, specifically, acetic acid. Formerly called pyroligneous acid.

See also: Wood

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
"The smoking is being trialled and I am looking at the herbs." He is toying with using watercress or wood sorrel but would love to source the Rigan leaf known as "wood acid" as it imparts a lovely lemony flavour.
He is toying with using watercress or wood sorel but would love to source the Rigan leaf known as "wood acid" as it imparts a lovely lemony flavour.