NASA Abbreviations and Acronyms

1. MDOS
   Microsoft Disk Operating System
2. MDR
   Maintenancedemandrate
3. MDR
   Major Design Review
4. MDR
   Minor Discrepancy Repair
5. MDR
   Missing Data Report
6. MDR
   Mission Data Reduction
7. MDRD
   Mission Data Requirements Document
8. MDRS
   Manufacturing Data Retrieval System
9. MDRS
   Mission Data Retrieval System
10. MDS
    Malfunction Detection System
11. MDS
    Minimum Discernible System
12. MDS
    Mission Development Simulator
13. MDS
    Management Data System
14. MDS
    Master Development Schedule
15. MDS
    Microprocessor Development System
16. MDSD
    mate/demate stiff-leg derrick
17. MDSE
    Manufacturing and Development Support Equipment
18. MDSS
    Mission Data Support System
19. MDSSC
    McDonnell Douglas Space Systems Company
20. MDT
    Mountain Daylight Time

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