The Collaborative International Dictionary
                    Pyretology
                    
                        
                
                                                                    Pyretology \Pyr`e*tol"o*gy\, n. [Gr. ? fever + -logy: cf. F.
   pyr['e]tologie.] (Med.)
   A discourse or treatise on fevers; the doctrine of fevers.
   
--Hooper.
Wiktionary
                    pyretology
                    
                        
                
                                                                    n. A discourse or treatise on fevers; the doctrine of fevers.