The Collaborative International Dictionary of English v.0.48:
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. [1913 Webster]WordNet (r) 3.0 (2006):
sudorific adj 1: inducing perspiration [syn: diaphoretic, sudorific] n 1: a medicine that causes or increases sweating [syn: sudorific, sudatory]