incontrovertibly
🇺🇸
/ˌɪnkɑːntrəˈvɜːrtəbli/
🇬🇧
/ˌɪnkɒntrəˈvɜːtəbli/
so clearly true that no one can deny it
The evidence proved his guilt incontrovertibly.
證據無可爭辯地證明了他的罪行。