Aviation Dictionary
به حالتی گفته میشود كه در زمان دور زدن و تغيير مسیر ، هواپیما قبل از رسیدن به نقطه مشخص ( Waypoint ) عمليات دور زدن را شروع می كند.
A Fly-by waypoint requires the use of turn anticipation to avoid overshoot of the next flight segment.
Fly-by waypoints are used when an aircraft should begin a turn to the next course prior to reaching the waypoint separating the two route segments. This is known as turn anticipation.