satanist

from WordNet (r) 3.0 (2006)
Satanist
    n 1: an adherent of Satan or Satanism [syn: {Satanist},
         {diabolist}]
    
from The Collaborative International Dictionary of English v.0.48
Satanist \Sa"tan*ist\, n.
   1. A very wicked person. [R.] --Granger.
      [1913 Webster]

   2. A worshiper of Satan.
      [PJC]
    

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