Definition of autocracy noun from the Oxford Advanced Learner's Dictionary

     

    autocracy

     noun
    noun
    BrE BrE//ɔːˈtɒkrəsi//
     
    ; NAmE NAmE//ɔːˈtɑːkrəsi//
     
    (pl. autocracies)(also autarchy)
     
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  1. 1[uncountable] a system of government of a country in which one person has complete power
  2. 2[countable] a country that is ruled by one person who has complete power
  3. Word Origin mid 17th cent. (in the sense ‘autonomy’): from Greek autokrateia, from autokratēs, from autos ‘self’ + kratos ‘power’.
See the Oxford Advanced American Dictionary entry: autocracy