вихідний район
departure airfield
departure area
departure point
estimated time of departure (ETD)
line of departure (LD)
departure waypoint
deployment line; line of deployment (LD); line of departure
low-altitude departure waypoint
angle of departure
departure (of a projectile)
departure plane
aerodrome of departure
airport of departure
departure control office
departure time
departure
activity time of departure
line of departure
air force departure point
area of departure
grid zone / grid-zone
zone standard time (zone time) (ZST)
killing zone / kill zone
grid zone designation / Grid Zone Designator
grey-zone / grey zone (international relations)
hundred-per-cent zone (one-hundred-per-cent zone)
no-fire zone / no fire zone
flight restriction zone / flight restricted zone (FRZ)
air defense zone
air defense zone commander
air exclusion zone
area of separation (=buffer zone)