[adjective] [not gradable] - morally strong enough not to be persuaded into doing something wrongIn the film, Cooper is the incorruptible FBI agent working against the drug dealers.If something is incorruptible, it will not decay or be destroyed.Some people think the soul, unlike the body, is incorruptible.
INCORRUPTIBLE
Meaning of INCORRUPTIBLE in English
Cambridge English vocab. Кембриджский английский словарь. 2012