|1.||a. a ruler who is not effectively restricted by a constitution, laws, recognized opposition, etc|
|b. an absolute, esp tyrannical, ruler|
|2.||(in ancient Rome) a person appointed during a crisis to exercise supreme authority|
|3.||a person who makes pronouncements, as on conduct, fashion, etc, which are regarded as authoritative|
|4.||a person who behaves in an authoritarian or tyrannical manner|
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