Checkpoint

Noun

 * 1) A point or place where a check is performed, especially a point along a road or on a frontier where travellers are stopped for inspection
 * The travellers were stopped at the checkpoint.
 * 1)  a situation, often represented by a point in time, at which the state of a database system is known to be valid, and to which it can be returned to in the event of a crisis by using a combination of backups and logs; the data stored at this event
 * After the crash, we rolled back the database to the last checkpoint.
 * 1)  A predetermined point in a map, level or scenario that the player may resume from if they die or restart from if they choose to.

Verb

 * 1) To set a checkpoint