ATA - Actual Time of Arrival
ATC - Air Traffic Control
ATD - Actual Time of Departure
BLND - Blind passenger
CAA - Civil Aviation Authority
DCS - Departure Control System
DHC - Dead Head Crew
ETA - Estimated Time of Arrival
ETD - Estimated Time of Departure
MAAS - Meet and Assist
PAD - Staff Passenger
PAX - Passengers
RGDS - Regards
STA - Scheduled Time of Arrival
STD - Scheduled Time of Departure
WCHC - Wheelchair - totally immobile
WCHR - Wheelchair - assist to and from aircraft
WCHS - Wheelchair - assist on steps