irrefragably

/ɪˈrɛfrəɡəbli/
adverb
  1. In a way that is impossible to refute, disprove, or deny; conclusively or undeniably.
    • The evidence irrefragably proved that the company had broken the law.
    • The document irrefragably linked the suspect to the crime scene.
    • She irrefragably demonstrated her skill by winning every competition.
Antonyms
What does "irrefragably" mean? | whatsthatwordmean | whatsthatwordmean