Alphabet Filter:


Definition of demoniac:

  1. A human being possessed by a demon or evil spirit; one whose faculties are directly controlled by a demon.
  2. Alt. of Demoniacal
  3. One of a sect of Anabaptists who maintain that the demons or devils will finally be saved.


amok, amuck, cacodemonic, demonic, satanic, demonian, agitated, Luciferian, devilish, demoniacal, diabolical, insane, possessed, berserk.

Usage examples: