indisputable
Definitions
Impossible to doubt or dispute; unquestionable.
Clearly true or valid; undeniable.
Examples
The scientific evidence supporting climate change is now considered indisputable.
It is an indisputable fact that regular exercise improves overall physical health.
Synonyms
unquestionable undeniable certain irrefutable incontrovertible absolute evident
Antonyms
questionable debatable uncertain dubious disputable controversial ambiguous