Adjective
1. of or relating to or associated with or resembling a dictatorship;
"tyrannical suppression of liberty"2. marked by unjust severity or arbitrary behavior;
"the oppressive government""oppressive laws""a tyrannical parent""tyrannous disregard of human rights"3. characteristic of an absolute ruler or absolute rule; having absolute sovereignty;
"an authoritarian regime""autocratic government""despotic rulers""a dictatorial rule that lasted for the duration of the war""a tyrannical government"