ipse dixit

ipse dixit
    n 1: an unsupported dogmatic assertion [syn: {ipse dixit},
         {ipsedixitism}]
    

58 Moby Thesaurus words for "ipse dixit":
      affirmance, affirmation, allegation, announcement, annunciation,
      appointment, assertion, asseveration, averment, avouchment, avowal,
      brevet, bull, conclusion, creed, declaration, decree, decree-law,
      decreement, decretal, decretum, dictum, diktat, edict, edictum,
      enunciation, fiat, law, manifesto, ordinance, ordonnance, position,
      position paper, positive declaration, predicate, predication,
      proclamation, profession, pronouncement, pronunciamento,
      proposition, protest, protestation, rescript, rule, ruling, say,
      say-so, saying, senatus consult, senatus consultum, stance, stand,
      statement, ukase, utterance, vouch, word