actual time of departure
actual time of departure {= ATD}
air passenger departure tax
alteration of port of departure
angle of crack departure from normal
angle of departure estimation
approach and departure controller
approach and departure protection area
approach and departure surface
Area of origin (or departure)
Arrangement of arrival and departure track
arrival and departure flights
arrival and departure line
arrival and departure lines
Arrival and Departure of Trains
Arrival and departure operation
arrival and departure separation
arrival and departure sequencing
arrival and departure siding