Source : Webster's Revised Unabridged Dictionary (1913)

Phloroglucin \Phlor`o*glu"cin\, n. [Phloretin + Gr. ? sweet.]
   (Chem.)
   A sweet white crystalline substance, metameric with
   pyrogallol, and obtained by the decomposition of phloretin,
   and from certain gums, as catechu, kino, etc. It belongs to
   the class of phenols. [Called also {phloroglucinol}.]