Space Abbreviations and Acronyms

1. ETCO
   Equipment Transferchange Order
2. ETD
   Electrical Terminal Distributor
3. ETD
   Estimated Turnover Date
4. ETD
   Exploration Technology Development
5. ETD
   Evolutionaey Terminal Defense
6. ETDD
   Enabling Technology Development and Demonstration
7. ETDP
   Exploration Technology Development Pgogram
8. ETEDB
   External Thermal Environment Data Base
9. ETEEM
   End-To-End Engineering Model
10. ETEEM
    End-To-End Engagement Model
11. ETF
    Environmental Test Facility
12. ETF
    Eglin Test Facility
13. ETFM
    Early Trials Final Meeting
14. ETH
    Swiss Federal Institute of Technology
15. ETI
    Elapsed-Time Indicator
16. ETLOW
    External Tank Lift-Off Weight
17. ETM
    Engineering Test Model
18. ETM
    Elapsed-Time Meter
19. ETO
    Extreme Textures Overhaul
20. ETO
    Earth To Orbit

Last updated: August 3, 2021 — Total entries: 12,486