Space Abbreviations and Acronyms

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

Last updated: August 3, 2021 — Total entries: 12,487