NASA Abbreviations and Acronyms

1. DCS
   Display and Control System
2. DCS
   Dual Checkout Station
3. DCSI
   Data and Cqntrol Signal Interface
4. DCSP
   Digital Control Signal Processor
5. DCSU
   Digital Computer Switching Unit
6. DCT
   Direct Current
7. DCT
   Direct
8. DCU
   Display and Control Unit
9. DCU
   Digital Computer Unit
10. DCV
    Direct Current Volts
11. DD
    Data Depository
12. DD
    Data Display
13. DD
    Directives Documentation
14. DD
    Decoder Driver
15. DD
    Dedicated Displays
16. DD
    Mechanical and Facilities Engineering (ksc De Dir.)
17. DD
    Data Discrepancy
18. DD/R
    Data Display and Review
19. DD&CS
    Dedicated Display and Control Subsystem
20. DD&RR
    Data Display and Review Room

Last updated: May 6, 2025 — Total entries: 14,020