(IELTS4000) tyranny | Definition: oppression; cruel government; office or authority of an absolute ruler; absolute power | (SAT5000) tyranny | Definition: Absolute power arbitrarily or unjustly administrated. | | (ESS4000) tyranny | Definition: A tyranny is a cruel and unfair government in which one person has power. | Example: →His tyranny was impossible to live under. |