Glossary
85A
ADS-B
Automatic Dependent Surveillance-Broadcast
Affirm
Phraseology
AIRMET
Airmen's Meteorological Information
Airway
Airspace
Angle of attack
AoA
Apron
Procedures
ATC
Air Traffic Control
ATIS
Automatic Terminal Information Service
ATPL
Airline Transport Pilot Licence
C
Callsign
Phraseology
CAVOK
Cloud And Visibility OK
Ceiling
Weather
Clearance
Procedures
CPL
Commercial Pilot Licence
CTR
Control Zone
I
ICAO
International Civil Aviation Organization
IFR
Instrument Flight Rules
ILS
Instrument Landing System
ISA
International Standard Atmosphere
M
Magnetic variation
Navigation
Mayday
Phraseology
METAR
Meteorological Aerodrome Report
Missed approach
Procedures
Mode S
Equipment
MSL / AGL
Mean Sea Level / Above Ground Level
P
Pan-Pan
Phraseology
PAPI
Precision Approach Path Indicator
PIC
Pilot in Command
PPL
Private Pilot Licence
PTT
Push-to-talk
R
Radial
Navigation
Radio check
Phraseology
Readability scale
Phraseology
Readback
Phraseology
RNAV
Area Navigation
Roger
Phraseology
Runway incursion
Procedures
RVR
Runway Visual Range
S
Say again
Phraseology
SIGMET
Significant Meteorological Information
Squawk
Phraseology
Squawk codes 7500/7600/7700
Equipment
Stall
General
Standby
Phraseology
T
TAF
Terminal Aerodrome Forecast
Taxiway
Procedures
TCAS
Traffic Collision Avoidance System
TMA
Terminal Control Area
Touch-and-go
Procedures
Track
Navigation
Traffic circuit
Procedures
Transition altitude
Weather
Transition level
Weather
Transponder
Equipment
Type rating
General
Angle of attack
GeneralAoA
The angle between the wing and the oncoming air. Lift grows with angle of attack up to a critical point, beyond which the airflow separates and the wing stalls.
See also
Learn ATC the practical way
Practise real radio calls, decode weather and fly ATC scenarios — with an instructor that talks back.
