Pilot/Controller Glossary
Glossary of terms used in communication between pilots and air traffic controllers
📢 This glossary was created to be a dynamic version of the Pilot/Controller Glossary published by the FAA. Because the FAA now maintains its own dynamic version of the Pilot/Controller Glossary, this version is no longer updated.
- D-ATIS
- D-ATIS [ICAO]
- DA [ICAO]
- DANGER AREA [ICAO]
- DAS
- DATA BLOCK
- DATA LINK AUTOMATIC TERMINAL INFORMATION SERVICE (D-ATIS) [ICAO]
- DEAD RECKONING
- DECISION ALTITUDE (DA)
- DECISION ALTITUDE/DECISION HEIGHT [ICAO]
- DECISION HEIGHT (DH)
- DECODER
- DEFENSE AREA
- DEFENSE VISUAL FLIGHT RULES
- DELAY ASSIGNMENT (DAS)
- DELAY INDEFINITE (REASON IF KNOWN) EXPECT FURTHER CLEARANCE (TIME)
- DELAY TIME
- DEPARTURE CENTER
- DEPARTURE CONTROL
- DEPARTURE SEQUENCING PROGRAM
- DEPARTURE TIME
- DESCEND VIA
- DESCENT SPEED ADJUSTMENTS
- DESIGNATED COMMON TRAFFIC ADVISORY FREQUENCY (CTAF) AREA
- DESIRED COURSE
- DESIRED TRACK
- DETRESFA (DISTRESS PHASE) [ICAO]
- DEVIATIONS
- DH
- DH [ICAO]
- DIGITAL TARGET
- DIGITAL TERMINAL AUTOMATION SYSTEM (DTAS)
- DIGITAL-AUTOMATIC TERMINAL INFORMATION SERVICE (D-ATIS)
- DIGITIZED TARGET
- DIRECT
- DIRECTLY BEHIND
- DISCRETE BEACON CODE
- DISCRETE CODE
- DISCRETE FREQUENCY
- DISPLACED THRESHOLD
- DISTANCE MEASURING EQUIPMENT (DME)
- DISTRESS
- DIVE BRAKES
- DIVERSE VECTOR AREA
- DIVERSION (DVRSN)
- DME
- DME FIX
- DME SEPARATION
- DOD FLIP
- DOMESTIC AIRSPACE
- DOWNBURST
- DOWNWIND LEG
- DP
- DRAG CHUTE
- DROP ZONE
- DSP
- DT
- DTAS
- DUE REGARD
- DUTY RUNWAY
- DVA
- DVFR
- DVFR FLIGHT PLAN
- DVRSN
- DYNAMIC
- DYNAMIC RESTRICTIONS