Geographic Abbreviations and Acronyms

1. TDA
   Teledeteccion Aplicada
2. TDB
   To Be Determined
3. TDC
   Tennessee Department of Conservation
4. TDD
   Telecommunications Device for The Deaf
5. TDL
   Total Depth
6. TDM
   Tasmania Department of Mines
7. TDN
   Topografische Dienst Nederland
8. TDOA
   Time Difference of Arrival
9. TDOC
   Tennessee Department of Conservation
10. TDOT
    Texas Department of Transportation
11. TDOT
    Tennessee Department of Transportation's
12. TDR
    Time Domain Reflectrometry
13. TDRSS
    Tracking and Data Relay Satellite System
14. TDS
    Tripod Data Systems
15. TDSA
    tribal designated statistical area
16. TDT
    Terrestrial Dynamic Time
17. TE
    Topographical Engineer
18. TEC
    US Army Topographic Engineering Center
19. TEC
    The Engineering Center
20. TEFIS
    Transmission Electrical Facilities Information System

Last updated: May 23, 2020 — Total entries: 4,554