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Aviation Glossary

An A-Z of all aviation abbreviations.

 
           
  Home
       
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EASA Part 66

 
   

EASA Part 66 Syllabus

 
   

Royal Air Force

 
       
  Flying
       
  Aircraft
   

Glossary

 

 

   

This online glossary provides a comprehensive list of all major aviation abbreviations. If the abbreviation you are looking for is not in this list, please contact us and we will be glad to assist you.

   
   
      Aviation Glossary
 
   

 

 

 

 

DA

decision altitude

 

DA

drift angle

 

DAR

digital AIDS recorder

 

dc

direct current

 

DCDU

datalink control and display unit

 

DCGF

data conversion gateway function

 

DCMF

data communication management function

 

DCMS

data communication management system

 

DCV

directional control valve

 

DDRMI

digital distance and radio magnetic indicator

 

ded

dedicated

 

DES

descent

 

DEST

destination

 

DFDAF

digital flight data acquisition function

 

DFDR

digital flight data recorder

 

DH

decision height

 

DIR

direction

 

DISC

disconnect

 

disch

discharge

 

DIST

distance

 

DITS

digital information transfer system

 

DLGF

data load gateway function

 

DLODS

duct leak and overheat detection

 

DLS

data load system

 

DMC

display management computer

 

DME

distance measuring equipment

 

DMM

data memory module

 

DMS

debris monitoring sensor

 

DMU

data management unit

 

DSDL

dedicated serial data link

 

DSF

display system function

 

DSP

display select panel

 

DTG

distance to go

 

DU

display unit

 

 

 

 

EAI

engine anti-ice

 

EASA

European Aviation Safety Agency

 

ECAM

electronic centralised aircraft monitor

 

ECB

electronic control box

 

ECM

engine condition monitoring

 

ECP

ECAM control panel

 

ECS

environmental control system

 

ECSL

ECS card (left)

 

ECSMC

ECS miscellaneous card

 

ECSR

ECS card (right)

 

ECU

engine control unit

 

EDI

engine data interface

 

EDIF

engine data interface function

 

EDIU

engine data interface unit

 

EDP

engine driven pump

 

EEC

electronic engine control

 

EEC

electronic engine controller

 

EEU

ELMS electronics unit

 

EFCS

electronic flight control system

 

EFIS

electronic flight instrument system

 

EFOB

estimated fuel on board

 

EGT

exhaust gas temperature

 

EICAS

engine indicating and crew alerting system

 

EIS

electronic instrument system

 

EIU

engine interface unit

 

ELAC

elevator aileron computer

 

ELEC

electrics

 

ELMS

electronic load management system

 

EMC

entertainment multiplexer controller

 

EMER

emergency

 

EO

engine out

 

EP

external power

 

EPC

external power contactor

 

EPCS

electronic propulsion control system

 

EPR

engine pressure ratio

 

ERP

eye reference point

 

ERU

ejector release unit

 

ERU

engine relay unit

 

ETA

estimated time of arrival

 

ETE

estimated time en route

 

ETOPS

extended range operation with two-engine aircraft

 

ETP

equal time point

 

EVMU

engine vibration monitoring unit

 

E/WD

engine/warning display