in ‧ cor ‧ rup ‧ ti ‧ ble /ˌɪnkəˈrʌptəb ə l◂, ˌɪnkəˈrʌptɪb ə l◂/ BrE AmE adjective
1 . someone who is incorruptible cannot be persuaded to do wrong or illegal things:
A good judge must be incorruptible.
2 . formal material that is incorruptible will never decay and cannot be destroyed
—incorruptibility /ˌɪnkərʌptəˈbɪləti, ˌɪnkərʌptɪˈbɪləti/ noun [uncountable]