rollback
roll‧back /ˈrəʊlbæk $ ˈroʊl-/
noun [uncountable and countable] especially American English
an occasion when a tax, price, law etc is reduced to a previous level or changed so that it is the way it used to be ⇨ roll back at roll1
roll‧back /ˈrəʊlbæk $ ˈroʊl-/
noun [uncountable and countable] especially American Englishan occasion when a tax, price, law etc is reduced to a previous level or changed so that it is the way it used to be ⇨ roll back at roll1