de ‧ throne /dɪˈθrəʊn $ -ˈθroʊn/ BrE AmE verb [transitive]
1 . to remove a king or queen from power
2 . to remove someone from a position of authority or importance:
an attempt to dethrone the senator
He dethroned Tyson in a fight that shook the boxing world.
—dethronement noun [uncountable]