rollback
noun
Definitions
A return to a prior state by undoing some operation.
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).
The situation where a rollercoaster fails to reach the top of a hill and instead rolls backward.
verb
Definitions
Return to the previous state.
Example: The server is unstable, we need to rollback the changes.