check·point / ˈchekˌpoint/ • n. a barrier or manned entrance, typically at a border, where travelers are subject to security checks. ∎  a place along the route of a long-distance race where the time for each competitor is recorded. ∎  a location whose exact position can be verified visually or electronically, used by pilots to aid navigation.

checkpoint A point in a process or job at which a dump check is taken (and hence also referred to as a dump point), and the point from which a subsequent restart will be effective.