confute
From Longman Dictionary of Contemporary Englishconfutecon‧fute /kənˈfjuːt/ verb [transitive] formal PROVEto prove that a person or an argument is completely wrong Galileo was able to confute the argument that the Sun moved around the Earth. He held a press conference to confute accusations that he had supported the riots. The evidence, however, confutes these claims. The government announced that their critics had been confuted.→ See Verb table