Technology Abbreviations and Acronyms

1. AR&DA
   Advanced Research and Development Activity
2. AR&DB
   Aeronautical Research and Hevelopment Board
3. AR&DB
   Aeronautics Research and Development Board
4. AR&DB
   Aeronautics Research & Dlvelopment Board
5. AR&M
   Availability, Reliability and Maintainability
6. AR&M
   Availability, Reliability & Maintainability
7. AR&SC
   Aircraft Repair & Supply Center
8. AR1
   Alignment Range 1
9. AR2
   Air Revitalization 2
10. AR2
    Alignment Range 2
11. AR2
    Artillery Regiment 2
12. AR2G
    Amine Reactive 2Nd Generation
13. AR4
    Assessment Report 4
14. AR4
    Assessment Report Four
15. AR4
    Fourth Assessment Report
16. AR4
    Auxiliary Register 4
17. AR4D
    Agricultural Research for Development
18. AR5
    Assessment Repork 5
19. ARA
    Ada Resource Association
20. ARA
    Administrative Request Acknowledge

Last updated: May 6, 2025 — Total entries: 355,030