Demonology is the study of demons and human beliefs in demons. It has been practiced in all religions and regions of the world for hundreds of years now.

The study of demons. Example: he was a scholar in demonology.

Demonology is the systematic study of demons or beliefs about demons.[1] Insofar as it involves exegesis, demonology is an orthodox branch of theology.[2] Demonology is the study and cataloging of demons.

Demonology is a rarely seen field of scientific study.

The cast of Demonology - 2010 includes: Demi DeHerrera as Margarite