indisputable
US /ˌɪn.dɪˈspjuː.t̬ə.bəl/
UK /ˌɪn.dɪˈspjuː.t̬ə.bəl/

1.
indiscutable, irréfutable
unable to be challenged or denied
:
•
The evidence was indisputable.
La preuve était indiscutable.
•
His claim to the throne was indisputable.
Sa revendication au trône était indiscutable.