irrefutably
🇺🇸
/ˌɪrɪˈfjuːtəbli/
🇬🇧
/ˌɪrɪˈfjuːtəbli/
completely and undeniably true
The scientist presented irrefutably that the new vaccine was safe and effective.
과학자는 새로운 백신이 안전하고 효과적이라는 것을 반박할 수 없이 제시했습니다.