Category:Pyrocatechin

Pyr`o*cat"e*chin, n. Etym: [pyro- + catechu.] (chem.)

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.