Definition of Mephistophelian adjective from the Oxford Advanced American Dictionary

 

Mephistophelian

 adjective
adjective
NAmE//məˌfɪstəˈfiliən//
 
, NAmE//ˌmɛfəstəˈfiliən//
 
(formal)
 
jump to other results
very evil; like the devil From Mephistopheles, an evil spirit to whom, according to the German legend, Faust sold his soul.
See the Oxford Advanced Learner's Dictionary entry: Mephistophelian