CPAM Cabin Pressure Acquisition
Module
CPCP Cabin Pressure Control
Panel
CPC Cabin Pressure Controller
CPCS Cabin Pressure Control
System
CPL Couple
CPLT Copilot
CRS Course
CRT Cathode Ray Tube
CRZ Cruise
CTR Center
CTRL Control
CVR Cockpit Voice Recorder
CW Clockwise
CYL Cylinder
D
DA Drift Angle
DAU Data Acquisition Unit
DBU Data Base Unit
DC Direct Current
DCP Display Control Panel
DCPC Direct Current Power Center
DCT Direct
DECEL Decelerate(d)
DECR Decrease
DEFL Defuel
DEG Degree
DEGRAD Degraded
DEPR Depressurize
DEPT Departure
DEST Destination
DET Detector
DEV Deviation
DFDAU Digital Flight Data Acquisition
Unit
DFDR Digital Flight Data Recorder
DG Directional Gyro
DH Decision Height
DIFF Differential
DIM Dimming
DIR Direct
DIS Distance (to way point),
Disconnect
DISC Disconnect
DISCH Discharge
DISP Dispatch, Display
DIST Distance
DME Distance Measuring
Equipment
DN Down
DOT Department of Transport
(Canada)
DR Door
DSPY Display
E
EAS Equivalent Airspeed
ECP EICAS Control Panel
ECS Environmental Control
System
ECU Electronic Control Unit
ED EICAS Display
EEC Engine Electronic Controller
EDP Engine Driven Pump/Engine
Primary Hydraulic Pump
EFIS Electronic Flight Instrument
System
EGPWS Enhanced Ground Proximity
Warning System (including
windshear)
EGT Exhaust Gas Temperature
EICAS Engine Indication and Crew
Alerting System
EL Elevation

ELEC Electrical
ELEV Elevator, Elevation
ELT Emergency Locator
Transmitter
EMER(G) Emergency
EMS Electrical Management
System
EMS CDU Electrical Management
System Control Display Unit
ENG Engine
EPC External Power Contactor
EPCU External Power Control Unit
EPLC External Power Line