Pyrocatechin
Pronunciation : Pyr`o*cat"e*chin
Part of Speech : n.
Etymology : [Pyro- + catechu.] (Chem.)
Definition : Defn: A white crystalline substance, C6H4(OH)2, of the phenol series, found in various plants; -- so called because first obtained by distillation of gum catechu. Called also catechol, oxyphenol. etc.
Source : Webster's Unabridged Dictionary, 1913