Protocatechuic
Pronunciation : Pro`to*cat`e*chu"ic
Part of Speech : a.
Definition : Defn: Pertaining to, derived from, or designating, an organic acid which is obtained as a white crystalline substance from catechin, asafetida, oil of cloves, etc., and by distillation itself yields pyrocatechin.
(Chem.)
Source : Webster's Unabridged Dictionary, 1913