Aviation Abbreviations and Acronyms

1. Comp.
   Comparator
2. COOP
   Continuity of Operations
3. COS
   Chief of Staff
4. COSVA
   Chief of Staff
5. COTR
   Contracting Officer Technical Representative
6. D/L
   Data Link
7. E.O.
   Engine-Out
8. I&A
   Incident Analysis
9. IATA
   International Air Transport Association
10. M/M
    Many-to-Many Relationship
11. NAP
    Needs Assessment Program
12. NAP
    Noise Abatement Program
13. NAR
    National Airspace Review 66
14. NATO
    North Atlantic Treaty Organisation
15. NATO
    North Atlantic Treaty Organization
16. O/S
    Out of Service
17. P&I
    Protection and Indemnity insurance
18. PAQ
    Position Analysis Questionnaire
19. PAR
    Precision Approach Radar
20. PATS
    Precision Approach Tracking System

Last updated: January 9, 2022 — Total entries: 27,749