incontrovertibly
Definitions
In a way that is impossible to deny or dispute.
In a manner that is clearly established by evidence or fact.
Examples
The scientific evidence incontrovertibly proves that the climate is changing.
Her dedication to the project was incontrovertibly demonstrated by the hours of overtime she put in.
Synonyms
indisputably undeniably unquestionably irrefutably beyond any doubt certainly definitely
Antonyms
dubiously questionably debatably uncertainly disputably possibly ambiguously