UNRECOVERABLE
a. 1. That cannot be recovered; past recovery. 2. That cannot be regained.
unrecoverable
un re cov er a ble |ˌənriˈkəvərəbəl ˌənrɪˈkəvərəbəl | ▶adjective not able to be recovered or corrected.
un |re ¦cover |able |ʌnrɪˈkʌv (ə )rəb (ə )l | ▶adjective not able to be recovered or corrected.
ù n re c ó v er a ble 形容詞 〘コンピュ 〙回復不能な .