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
T
- AbbreviationTime Of Flight
TOF stands for Time Of Flight in FAA terminology.
- AbbreviationTime of Flight Mass Spectrometer
TOFMS stands for Time of Flight Mass Spectrometer in FAA terminology.
- Abbreviationtime of transmission
TOT stands for time of transmission in FAA terminology.
- OperationsTIMELINE GRAPHICAL USER INTERFACE (TGUI)
A TBFM display that uses timelines to display the Estimated Time of Arrival and Scheduled Time of Arrival of each aircraft to specified constraint points.
- AbbreviationTone Control Equipment
TCE stands for Tone Control Equipment in FAA terminology.
- Abbreviationtop of climb
TOC stands for top of climb in FAA terminology.
- Abbreviationtornado/water spout
+FC stands for tornado/water spout in FAA terminology.
- OperationsTOTAL ESTIMATED ELAPSED TIME
For IFR flights, the estimated time required from takeoff to arrive over that designated point, defined by reference to navigation aids, from which it is intended that an instrument approach procedure will be commenced, or, if no navigation aid is associated with the destination aerodrome, to arrive over the destination aerodrome.
- Abbreviationtouch and go landing
TGL stands for touch and go landing in FAA terminology.
- OperationsTOUCHDOWN ZONE
The first 3,000 feet of the runway beginning at the threshold.
- OperationsTOUCHDOWN ZONE ELEVATION
The highest elevation in the first 3,000 feet of the landing surface.
- AbbreviationTower Communications System
TCS stands for Tower Communications System in FAA terminology.
- AbbreviationTower Control Computer Complex
TCCC stands for Tower Control Computer Complex in FAA terminology.
- Abbreviationtower en route control
TEC stands for tower en route control in FAA terminology.
- Abbreviationtower en route control area
TECA stands for tower en route control area in FAA terminology.
- Radio communications and ATCTOWER EN ROUTE CONTROL SERVICE
The control of IFR en route traffic within delegated airspace between two or more adjacent approach control facilities.
- AbbreviationTower Flight Data Manager
TFDM stands for Tower Flight Data Manager in FAA terminology.
- Abbreviationtowering cumulus
TCU stands for towering cumulus in FAA terminology.
- Abbreviationtrace (weather reports only)
T stands for trace (weather reports only) in FAA terminology.
- MeteorologyTRACEABLE PRESSURE STANDARD
The facility station pressure instrument, with certification/calibration traceable to the National Institute of Standards and Technology.
- NavigationTrack
The direction of an aircraft's actual movement over the ground.
- OperationsTRACK OF INTEREST (TOI)
Displayed data representing an airborne object that threatens or has the potential to threaten North America or National Security.
- OperationsTRACK OF INTEREST RESOLUTION
A TOI will normally be considered resolved when: the aircraft/object is no longer airborne; the aircraft complies with air traffic control instructions, aviation regulations, and/or issued flight restrictions/security procedures; radio contact is re-established and authorized control of the aircraft is verified; the aircraft is intercepted and intent is verified to be nonthreatening/nonhostile; TOI was identified based on specific and credible intelligence that was later determined to be invalid or unreliable; or displayed data is identified and characterized as invalid .
- AbbreviationTRACON Traffic Management Advisor
TTMA stands for TRACON Traffic Management Advisor in FAA terminology.