'Pyretic' definitions:

Definition of 'pyretic'

From: WordNet
adjective
Causing fever [ant: antipyretic]

Definition of 'Pyretic'

From: GCIDE
  • Pyretic \Py*ret"ic\, a. [Gr. ? burning heat, fever, from ? fire: cf. F. pyr['e]tique.] (Med.) Of or pertaining to fever; febrile. [1913 Webster]