Source : Webster's Revised Unabridged Dictionary (1913)

Uroxanic \U`rox*an"ic\, a. [Uric + alloxan.] (Chem.)
   Pertaining to, or designating, an acid, {C5H8N4O6}, which is
   obtained, as a white crystalline substance, by the slow
   oxidation of uric acid in alkaline solution.