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 Because the FAA now maintains its own dynamic version of the Pilot/Controller Glossary, this version is no longer updated.
- AAI
- AAR
- ABBREVIATED IFR FLIGHT PLANS
- ABEAM
- ABORT
- ACC [ICAO]
- ACCELERATE-STOP DISTANCE AVAILABLE
- ACCELERATE-STOP DISTANCE AVAILABLE [ICAO]
- ACDO
- ACKNOWLEDGE
- ACL
- ACLS
- ACLT
- ACROBATIC FLIGHT
- ACROBATIC FLIGHT [ICAO]
- ACTIVE RUNWAY
- ACTUAL CALCULATED LANDING TIME
- ACTUAL NAVIGATION PERFORMANCE (ANP)
- ADDITIONAL SERVICES
- ADF
- ADIZ
- ADLY
- ADMINISTRATOR
- ADR
- ADS [ICAO]
- ADS-B
- ADS-C
- ADVISE INTENTIONS
- ADVISORY
- ADVISORY FREQUENCY
- ADVISORY SERVICE
- AERIAL REFUELING
- AERODROME
- AERODROME BEACON [ICAO]
- AERODROME CONTROL SERVICE [ICAO]
- AERODROME CONTROL TOWER [ICAO]
- AERODROME ELEVATION [ICAO]
- AERODROME TRAFFIC CIRCUIT [ICAO]
- AERONAUTICAL BEACON
- AERONAUTICAL CHART
- AERONAUTICAL CHART [ICAO]
- AERONAUTICAL INFORMATION MANUAL (AIM)
- AERONAUTICAL INFORMATION PUBLICATION (AIP) [ICAO]
- AFFIRMATIVE
- AFIS
- AFP
- AHA
- AIM
- AIP [ICAO]
- AIR CARRIER DISTRICT OFFICE
- AIR DEFENSE EMERGENCY
- AIR DEFENSE IDENTIFICATION ZONE (ADIZ)
- AIR NAVIGATION FACILITY
- AIR ROUTE SURVEILLANCE RADAR
- AIR ROUTE TRAFFIC CONTROL CENTER (ARTCC)
- AIR TAXI
- AIR TRAFFIC
- AIR TRAFFIC [ICAO]
- AIR TRAFFIC CLEARANCE
- AIR TRAFFIC CONTROL
- AIR TRAFFIC CONTROL CLEARANCE [ICAO]
- AIR TRAFFIC CONTROL SERVICE
- AIR TRAFFIC CONTROL SERVICE [ICAO]
- AIR TRAFFIC CONTROL SPECIALIST
- AIR TRAFFIC CONTROL SYSTEM COMMAND CENTER (ATCSCC)
- AIR TRAFFIC SERVICE
- AIR TRAFFIC SERVICE (ATS) ROUTES
- AIRBORNE
- AIRBORNE DELAY
- AIRCRAFT
- AIRCRAFT [ICAO]
- AIRCRAFT APPROACH CATEGORY
- AIRCRAFT CLASSES
- AIRCRAFT CONFLICT
- AIRCRAFT HAZARD AREA (AHA)
- AIRCRAFT LIST (ACL)
- AIRCRAFT SURGE LAUNCH AND RECOVERY
- AIRCRAFT WAKE TURBULENCE CATEGORIES
- AIRMEN'S METEOROLOGICAL INFORMATION (AIRMET)
- AIRPORT
- AIRPORT ADVISORY AREA
- AIRPORT ARRIVAL RATE (AAR)
- AIRPORT DEPARTURE RATE (ADR)
- AIRPORT ELEVATION
- AIRPORT LIGHTING
- AIRPORT MARKING AIDS
- AIRPORT REFERENCE POINT (ARP)
- AIRPORT RESERVATION OFFICE
- AIRPORT ROTATING BEACON
- AIRPORT STREAM FILTER (ASF)
- AIRPORT SURFACE DETECTION EQUIPMENT (ASDE)
- AIRPORT SURVEILLANCE RADAR
- AIRPORT TAXI CHARTS
- AIRPORT TRAFFIC CONTROL SERVICE
- AIRPORT TRAFFIC CONTROL TOWER
- AIRSPACE CONFLICT
- AIRSPACE FLOW PROGRAM (AFP)
- AIRSPACE HIERARCHY
- AIRSPEED
- AIRSTART
- AIRWAY
- AIRWAY [ICAO]
- AIRWAY BEACON
- AIT
- ALERFA (Alert Phase) [ICAO]
- ALERT
- ALERT AREA
- ALERT NOTICE (ALNOT)
- ALERTING SERVICE
- ALNOT
- ALONG-TRACK DISTANCE (ATD)
- ALPHANUMERIC DISPLAY
- ALTERNATE AERODROME [ICAO]
- ALTERNATE AIRPORT
- ALTIMETER SETTING
- ALTITUDE
- ALTITUDE [ICAO]
- ALTITUDE READOUT
- ALTITUDE RESERVATION (ALTRV)
- ALTITUDE RESTRICTION
- ALTITUDE RESTRICTIONS ARE CANCELED
- ALTRV
- AMVER
- APB
- APD
- APDIA
- APPROACH CLEARANCE
- APPROACH CONTROL FACILITY
- APPROACH CONTROL SERVICE
- APPROACH CONTROL SERVICE [ICAO]
- APPROACH GATE
- APPROACH LIGHT SYSTEM
- APPROACH SEQUENCE
- APPROACH SEQUENCE [ICAO]
- APPROACH SPEED
- APPROACH WITH VERTICAL GUIDANCE (APV)
- APPROACH/DEPARTURE HOLD AREA
- APPROPRIATE ATS AUTHORITY [ICAO]
- APPROPRIATE AUTHORITY
- APPROPRIATE OBSTACLE CLEARANCE MINIMUM ALTITUDE
- APPROPRIATE TERRAIN CLEARANCE MINIMUM ALTITUDE
- APRON
- APRON [ICAO]
- ARC
- AREA CONTROL CENTER [ICAO]
- AREA NAVIGATION (RNAV)
- AREA NAVIGATION (RNAV) APPROACH CONFIGURATION
- AREA NAVIGATION (RNAV) GLOBAL POSITIONING SYSTEM (GPS) PRECISION RUNWAY MONITORING (PRM) APPROACH
- ARINC
- ARMY AVIATION FLIGHT INFORMATION BULLETIN
- ARO
- ARRESTING SYSTEM
- ARRIVAL AIRCRAFT INTERVAL
- ARRIVAL CENTER
- ARRIVAL DELAY
- ARRIVAL SECTOR
- ARRIVAL SECTOR ADVISORY LIST
- ARRIVAL SEQUENCING PROGRAM
- ARRIVAL TIME
- ARSR
- ARTCC
- ARTS
- ASDA
- ASDA [ICAO]
- ASDE
- ASF
- ASLAR
- ASP
- ASR
- ASR APPROACH
- ASSOCIATED
- ATC
- ATC ADVISES
- ATC ASSIGNED AIRSPACE
- ATC CLEARANCE
- ATC CLEARS
- ATC INSTRUCTIONS
- ATC PREFERRED ROUTE NOTIFICATION
- ATC PREFERRED ROUTES
- ATC REQUESTS
- ATC SECURITY SERVICES
- ATC SECURITY SERVICES POSITION
- ATC SECURITY TRACKING
- ATC SURVEILLANCE SOURCE
- ATCAA
- ATCRBS
- ATCSCC
- ATCT
- ATD
- ATIS
- ATIS [ICAO]
- ATS ROUTE [ICAO]
- ATS SURVEILLANCE SERVICE [ICAO]
- ATS SURVEILLANCE SYSTEM [ICAO]
- ATTENTION ALL USERS PAGE (AAUP)
- AUTOLAND APPROACH
- AUTOMATED INFORMATION TRANSFER (AIT)
- AUTOMATED MUTUAL-ASSISTANCE VESSEL RESCUE SYSTEM
- AUTOMATED PROBLEM DETECTION (APD)
- AUTOMATED PROBLEM DETECTION BOUNDARY (APB)
- AUTOMATED PROBLEM DETECTION INHIBITED AREA (APDIA)
- AUTOMATED RADAR TERMINAL SYSTEMS (ARTS)
- AUTOMATED UNICOM
- AUTOMATED WEATHER SYSTEM
- AUTOMATIC ALTITUDE REPORT
- AUTOMATIC ALTITUDE REPORTING
- AUTOMATIC CARRIER LANDING SYSTEM
- AUTOMATIC DEPENDENT SURVEILLANCE (ADS) [ICAO]
- AUTOMATIC DEPENDENT SURVEILLANCE-BROADCAST (ADS-B)
- AUTOMATIC DEPENDENT SURVEILLANCE-BROADCAST IN (ADS-B In)
- AUTOMATIC DEPENDENT SURVEILLANCE-BROADCAST OUT (ADS-B Out)
- AUTOMATIC DEPENDENT SURVEILLANCE-CONTRACT (ADS-C)
- AUTOMATIC DEPENDENT SURVEILLANCE-REBROADCAST (ADS-R)
- AUTOMATIC DIRECTION FINDER
- AUTOMATIC FLIGHT INFORMATION SERVICE (AFIS) - ALASKA FSSs ONLY
- AUTOMATIC TERMINAL INFORMATION SERVICE
- AUTOMATIC TERMINAL INFORMATION SERVICE [ICAO]
- AUTOROTATION
- AVAILABLE LANDING DISTANCE (ALD)
- AVIATION WEATHER SERVICE
- AWW