usurpto take a position of power or importance illegally or by force; to seizeThe ambitious general plotted to usurp the throne while the king was away at war.NoteThe ambitious general plotted to usurp the throne while the king was away at war.Elon.io is an online learning platformWe have an entire course teaching GRE Verbal — Essential Vocabulary grammar and vocabulary.Start learning GRE Verbal — Essential Vocabulary now