monotheistic

from WordNet (r) 3.0 (2006)
monotheistic
    adj 1: believing that there is only one god [ant:
           {polytheistic}]
    
from The Collaborative International Dictionary of English v.0.48
Monotheistic \Mon`o*the*is"tic\, a.
   Of or pertaining to monotheism.
   [1913 Webster] Monothelism
    

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