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Definition of: diadem
Our photo definition of diadem 
(dī′ə·dem) noun
1. A symbol of royalty worn upon the head; a crown.
2. Regal power; sovereignty.
—v.t. To decorate with or as with a diadem; crown. [<OF diademe <L diadema <Gk. diadēma <dia- across + deein bind]
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