ACM
Additional crew member
AED
Automated external defibrillator
APU
Auxiliary power unit
ATC
Air traffic control
CRM
Crew resource management
CX
Cancel
DEST
Destination
EEMK
Enhanced emergency medical kit
ELT
Emergency locator transmitter
ETA
Estimated time of arrival
ETD
Estimated time of departure
FA
Flight attendant
FAA
Federal aviation administration
FAK
First aid kit
FAM
Flight attendant manual
FAR
Federal aviation regulations
FLT
Flight
FSDO
Flight standards district office
GPU
Ground power unit
IFR
Instrument flight rules
INOP
Inoperative
IOE
Initial operating experience
LAV
Lavatory
LEO
Law enforcement officer