corrective
noun [ C ]
uk/kəˈrektɪv/ ussomething that improves something else:
corrective to sth This European report on the internet provides a corrective to the usual US-based views.
corrective
adjective
uk/kəˈrektɪv/ usintended to improve something:
corrective measures/action When a problem arises, managers must take swift corrective action to limit the damage it might cause.