rollback

A reduction, especially in prices or wages, to a previous lower level by governmental action or direction.

A turning back or retreat, as from a previously held position or policy.

To roll back.

A return to a prior state.

A withdrawal of military forces.

An operation which returns a database, or group of records in a database, to a previous state (normally to the previous commit point).

An event caused by a roller coaster failing to reach the top of a hill.

a form of flatbed truck adapted or designed specifically as a tow truck or for transporting other vehicles

the act of forcing the enemy to withdraw

reducing prices back to some earlier level