irrefutable
From Longman Dictionary of Contemporary Englishirrefutableir‧re‧fu‧ta‧ble /ˌɪrɪˈfjuːtəbəl◂ $ ɪˈrefjətəbəl, ˌɪrɪˈfjuː-/ adjective
AGREEan irrefutable statement, argument etc cannot be proved to be wrong, and must be accepted → refuteirrefutable evidence/proof/facts
irrefutable proof of his innocence —irrefutably adverbExamples from the Corpusirrefutable• Such irrefutable evidence is often impossible to provide at that moment.• There was irrefutable evidence of his guilt.• Mr. Meacher I did not say that I had irrefutable evidence.• I'd say that until you uncover irrefutable proof of his innocence, you've got your man.• There was irrefutable proof that words and numbers were the perfect commodities for export.• In the physical sense, Birth, Survival and Death are irrefutable realities of existence.• They had no families, and it was irrefutable that elders should be surrounded by those they had raised.• Plato was positing an ideal body of irrefutable truth which stands eternally existent far beyond our mortal ken.irrefutable evidence/proof/facts• Mr. Meacher I did not say that I had irrefutable evidence.• Such irrefutable evidence is often impossible to provide at that moment.• I'd say that until you uncover irrefutable proof of his innocence, you've got your man.• There was irrefutable proof that words and numbers were the perfect commodities for export.

