inoperable
🇺🇸
/ɪnˈɑːpərəbl/
🇬🇧
/ɪnˈɒpərəbl/
Unable to be fixed or treated with surgery.
The doctor said the tumor was inoperable, so they couldn't perform surgery.
Not functioning or unable to be used.
The storm left many roads inoperable and difficult to navigate.