A specified geographical location used to define an area navigation route or the flight path of an aircraft employing area navigation. Waypoints are identified as either: Fly-by waypoint. A waypoint which requires turn anticipation to allow tangential interception of the next segment of a route or procedure; or Flyover waypoint. A waypoint at which a turn is initiated in order to join the next segment of a route or procedure.

Source: ICAO
Synonyms: way-point
Abbreviations: WPT