T
- t-tail
- T visual approach slope indicator system
- tachometer
- tail cone
- tail rotor assembly
- tail rotor blade
- tail rotor control
- tail rotor vortex ring state
- tailplane
- tailwheel
- tailwind
- tailwind component
- take-off alternate
- take-off and initial climb phase
- take-off climb surface
- take-off distance required (helicopter)
- take-off hold lights
- take-off point
- take-off run
- take-off run available
- take-off runway
- take-off surface
- take-off weight
- takeoff
- takeoff and landing data
- takeoff decision point
- takeoff distance available
- takeoff power
- takeoff speed
- tandem rotor helicopter
- tango
- target level of safety
- tariff
- taxi
- taxi holding position
- taxiing
- taxiing guidance signs
- taxiway
- taxiway center line lights
- taxiway centre line marking
- taxiway edge lights
- taxiway edge marker
- taxiway intersection
- taxiway shoulder
- taxiway strip
- technical stop
- temperature range
- temporale
- temporary admission
- tensile strength
- terminal
- terminal aerodrome forecast
- terminal arrival altitude
- terminal control area
- terrain
- the eighth freedom of the air
- the fifth freedom of the air
- the fourth freedom of the air
- the ninth freedom of the air
- the sixth freedom of the air
- the third freedom of the air
- threat
- threat and error management
- threat management
- three-engine airplane
- threshold
- threshold marking
- throttle lever
- through-flight
- thrust
- thrust reverser
- thunderstorm
- tilt angle
- tilt rotor
- tilt wing
- tiltrotor
- time of useful consciousness
- time since new
- time since overhaul
- to pilot
- tonne
- tornado
- total aerodynamic force
- total air temperature
- total estimated elapsed time
- total vertical error
- touchdown
- touchdown and lift-off area
- touchdown zone
- touchdown zone elevation
- touchdown zone lights
- towed glider
- traceability
- traffic advisory
- traffic alert and collision avoidance system
- traffic avoidance advice
- traffic information
- traffic load
- traffic pattern
- traffic synchronization
- transfer of control point
- transferring unit
- transferring unit/controller
- transit flight
- transition altitude
- transition layer
- transition level
- transitional surface
- translating tendency
- transport aircraft
- transverse flow effect
- transverse stripe
- travel document
- tropical cyclone advisory centre
- tropical cyclone advisory information
- tropical disturbance
- trough
- trough line
- true airspeed
- true course
- turbine
- turbine engine
- turbine inlet temperature
- turbocharger
- turbofan
- turbojet engine
- turboprop aircraft
- turboprop airplane
- turboprop engine
- turbulence
- turn-around area
- turn coordinator
- turnaround time
- turning flight
- turning line
- twin-engine airplane
- twin jet
- type certificate
- type design
- type of aircraft
- type project
- typhoon