Federal Aviation Administration Abbreviations and Acronyms

1. TCN
   Terrestrial Communications Network
2. TCO
   Transmission Control Protocol
3. TCP
   Transmission Control Protocol
4. TCP
   Threshold Crossing Point
5. TCPI
   To Complete Performance Index
6. TCS
   Thermal Control Subsystem
7. TCS
   Terrestrial Communications System
8. TD
   Time Difference
9. TD
   Technical Director
10. TDB
    To Be Determined
11. TDB
    Temps Dynamique Barycentrique
12. TDLS
    Tower Data-Link Service
13. TDM
    Time Division Multiplex
14. TDMA
    Time Division Multiple Access
15. TDOF
    Two Degrees of Freedom
16. TDOP
    Time Dilution of Precision
17. TDP
    Technical Data Package
18. TDRSS
    Tracking and Data Relay Satellite System
19. TDS
    Time Distribution Subsystem
20. TDT
    Temps Dynamique Terrestre

Last updated: September 10, 2020 — Total entries: 2,563