This online glossary provides a comprehensive list of all major aviation abbreviations.
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 |