Cosmos Abbreviations and Acronyms

1. ETD
   Estimated Turnover Date
2. ETD
   Exploration Technology Development
3. ETD
   Evolutionaey Terminal Defense
4. ETDD
   Enabling Technology Development and Demonstration
5. ETEDB
   External Thermal Environment Data Base
6. ETEEM
   End-To-End Engagement Model
7. ETF
   Eglin Test Facility
8. ETH
   Swiss Federal Institute of Technology
9. ETI
   Elapsed-Time Indicator
10. ETLOW
    External Tank Lift-Off Weight
11. ETM
    Elapsed-Time Meter
12. ETOC
    Estimated Time of Correction
13. ETP
    Equipment Test Plan
14. ETP
    Environmental Test Plan
15. ETPY
    Electronic Control Assembly Thrust Vector Pitch and Yaw
16. ETROD
    Eastern Test Rangr Operations Directive
17. ETRR
    Environmental Test Readiness Review
18. ETSS
    External Tank Separation Subsystem
19. ETT
    Estimated Time of Track
20. ETUD
    External Tank Umbilical Disconnect

Last updated: January 4, 2020 — Total entries: 5,789