Get the FREE one-click dictionary software for Windows
or the iPhone/iPad and Android apps
Adjective: demoniac  di'mow-nee,ak
  1. Of, pertaining to, or like a demon or possession by a demon
    "The actor's demoniac laughter sent chills through the audience";
    - demoniacal, possessed
Noun: demoniac  di'mow-nee,ak
  1. Someone who acts as if possessed by a demon
    "The demoniac's erratic behaviour frightened the villagers"

Derived forms: demoniacs

Type of: demon, devil, fiend, monster, ogre

Encyclopedia: Demoniac