English to English

verb (v)

• overthrow by argument, evidence, or proof(verb.communication)

  Example:
  The speaker refuted his opponent's arguments.
  

  Synonym:
  rebut
  

  source: wordnet30
• prove to be false or incorrect(verb.cognition)

  Synonym:
  controvert, rebut
  

  source: wordnet30
• To disprove and overthrow by argument, evidence, or countervailing proof; to prove to be false or erroneous; to confute; as, to refute arguments; to refute testimony; to refute opinions or theories; to refute a disputant.(verb)

  source: webster1913