Source : Webster's Revised Unabridged Dictionary (1913)

Glycyrrhizin \Gly*cyr"rhi*zin\, n. [Cf. F. glycyrrhizine. See
   {Glycyrrhiza}.] (Chem.)
   A glucoside found in licorice root ({Glycyrrhiza}), in
   monesia bark ({Chrysophyllum}), in the root of the walnut,
   etc., and extracted as a yellow, amorphous powder, of a
   bittersweet taste.