demoniac[dē mō′nē ak′, di-]
- possessed or influenced by a demon
- of a demon or demons
- like or characteristic of a demon; fiendish; frenzied
Origin: Middle English demoniak ; from Ecclesiastical Late Latin daemoniacus ; from Classical Greek daimoniakos
- demoniacally adverb
Used by arrangement with John Wiley & Sons, Inc.
- Possessed, produced, or influenced by a demon: demoniac creatures.
- Of, resembling, or suggestive of a devil; fiendish: demoniac energy; a demoniacal fit.
Origin: Middle English demoniak, from Late Latin daemoniacus, from Greek *daimoniakos, from daimonios, of a spirit, from daimōn, divine power; see demon.
- deˌmo·niˈa·cal·ly adverb