rebut
1. [ verb ] overthrow by argument, evidence, or proof
Synonyms: refute disprove
Examples:

"The speaker refuted his opponent's arguments"

Related terms: renounce answer oppose refutation disprover rebutter disproof
2. [ verb ] prove to be false or incorrect
Synonyms: refute controvert
Related terms: disprove disprover
Similar spelling:   repute
  refute
  revet
  repot
  refit
  rebato
  rebate
  repeat
  reboot