Source : Webster's Revised Unabridged Dictionary (1913)

Sudorific \Su`dor*if"ic\, a. [L. sudor sweat (akin to E. sweat)
   + facere to make.]
   Causing sweat; as, sudorific herbs. -- n. A sudorific
   medicine. Cf. {Diaphoretic}.

Source : WordNet®

sudorific
     adj : inducing perspiration [syn: {diaphoretic}]