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[dih-mon-ik] /dɪˈmɒn ɪk/
inspired as if by a demon, indwelling spirit, or genius.
demoniac (def 1).
Origin of demonic
1655-65; < Late Latin daemonicus < Greek daimonikós, equivalent to daimon- demon- + -ikos -ic
Related forms
demonically, adverb
superdemonic, adjective
1. frantic, frenzied, obsessed, possessed. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for demonic
  • He has a demonic hold over his fighters but can expect no sympathy from elsewhere.
  • The notion of demonic shape-shifting dates way back.
  • They thought his inoculations were demonic and called him a murderer.
  • When you start dabbling in demonic spirits, that's dangerous ground.
  • Today his masks are more elaborate, long demonic faces with toothy grins and numerous horns.
  • Not demonic possession, but a tragic molting accident.
  • The song does indeed contain the image of a face, but not a demonic one.
  • The gist of this demonic device is to hammer together a computer, workstation and a treadmill.
  • The plot thickens as further soul-swapping, dark family secrets, and demonic possession come into play.
  • It gives the innately demonic urge to live a demonic, deathlike form.
British Dictionary definitions for demonic


of, relating to, or characteristic of a demon; fiendish
inspired or possessed by a demon, or seemingly so: demonic laughter
Derived Forms
demonically, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for demonic

1660s, from Latin daemonicus, from daemon (see demon). Demonical is from late 15c.

Online Etymology Dictionary, © 2010 Douglas Harper
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