approach_pattern
1. [ noun ] (transportation) the path that is prescribed for an airplane that is preparing to land at an airport
Synonyms: pattern traffic_pattern
Examples:

"the traffic patterns around O'Hare are very crowded" "they stayed in the pattern until the fog lifted"

Related terms: path approach_path pattern
Similar spelling:   approach_path
  approach_shot
  approach_trench
  approachability