indisputable

US /ˌɪn.dɪˈspjuː.t̬ə.bəl/
UK /ˌɪn.dɪˈspjuː.t̬ə.bəl/
"indisputable" picture
1.

unable to be challenged or denied

:
The evidence was indisputable.
His claim to the throne was indisputable.