|reˌzȯr|silik- noun
Etymology: International Scientific Vocabulary resorc in + -yl + -ic
: any of three isomeric crystalline acids C 6 H 3 (OH) 2 COOH that are both carboxyl derivatives of resorcinol and dihydroxy derivatives of benzoic acid ; especially : the crystalline beta or 2,4-dihydroxy derivative used chiefly in making dyes, pharmaceuticals, and fine chemicals