1. Act or process of unloading and loading and servicing a vessel or aircraft for a return trip; SYN. turnround.
2. An area sufficiently large for a vehicle to turn around.
3. Time need to prepare a vessel or ship for a return trip; SYN. turnaround time.
4. A turnaround is a major improvement in a bad situation, a failing business, a losing game, and soon.
Revirement.