Civil aviation dictionary
Aviation glossary
Terms, abbreviations and procedures explained without unnecessary jargon, with English names and clear definitions.
- Total entries
- 2480
- Terms
- 435
- Abbreviations
- 2045
D
- Abbreviationdescend at pilot's discretion
DAPD stands for descend at pilot's discretion in FAA terminology.
- Abbreviationdescend so as to cross
DSATX stands for descend so as to cross in FAA terminology.
- Abbreviationdescend to and cruise
DCRZ stands for descend to and cruise in FAA terminology.
- Abbreviationdescend to and maintain
DTAM stands for descend to and maintain in FAA terminology.
- Flying skillsDescent
The flight phase during which aircraft altitude decreases.
- Flying skillsDESCENT SPEED ADJUSTMENTS
Speed deceleration calculations made to determine an accurate VTA.
- Abbreviationdesignate a friction value representing runway surface conditions (Greek letter)
MU stands for designate a friction value representing runway surface conditions (Greek letter) in FAA terminology.
- AbbreviationDesignated Pilot Examiner
DPE stands for Designated Pilot Examiner in FAA terminology.
- OperationsDESIRED TRACK
The planned or intended track between two waypoints.
- MeteorologyDew point
The temperature to which air must cool to become saturated with water vapour.
- Abbreviationdew point temperature
DP stands for dew point temperature in FAA terminology.
- AbbreviationDifferential Global Navigation Satellite System
DGNSS stands for Differential Global Navigation Satellite System in FAA terminology.
- AbbreviationDifferential Global Positioning Satellite (System)
DGPS stands for Differential Global Positioning Satellite (System) in FAA terminology.
- AbbreviationDigital Aeronautical Chart Supplement
DACS stands for Digital Aeronautical Chart Supplement in FAA terminology.
- AbbreviationDigital Aeronautical Database System
DADS stands for Digital Aeronautical Database System in FAA terminology.
- AbbreviationDigital Airport Surveillance Radar
DASR stands for Digital Airport Surveillance Radar in FAA terminology.
- Abbreviationdigital altimeter setting indicator
DASI stands for digital altimeter setting indicator in FAA terminology.
- Abbreviationdigital barometer altimeter setting indicator
DBASI stands for digital barometer altimeter setting indicator in FAA terminology.
- AbbreviationDigital Bright Radar Indicator Tower Equipment
DBRITE stands for Digital Bright Radar Indicator Tower Equipment in FAA terminology.
- AbbreviationDigital flight data recorder
DFDR stands for Digital flight data recorder in FAA terminology.
- AbbreviationDigital Satellite Compression Service
DSCS stands for Digital Satellite Compression Service in FAA terminology.
- AbbreviationDigitized Beacon Data
BDAT stands for Digitized Beacon Data in FAA terminology.
- AbbreviationDiplomatic Telecommunications Service
DTS stands for Diplomatic Telecommunications Service in FAA terminology.
- OperationsDIRECT
Straight line flight between two navigational aids, fixes, points, or any combination thereof.