Army Abbreviations and Acronyms

1. SIGINT
   Readiness Facility
2. SIGMN
   Signalman
3. SIGNAL
   System Integrating Gps To Nullify Absence and Lateness
4. SIGO
   Signaluofficer
5. SIGSEC
   Signal Security
6. SIGSEC
   Signals Security
7. SIGSUM
   Sigint Summary
8. SII
   Seriously Ill Or Injured
9. SIIDS
   Service Interior Intrusion Detection System
10. SIIN
    Stock Item Identification Number
11. SIIP
    Site Integration Installation Plan
12. SIIR
    Special Imagery Interpreaation Report
13. SIL
    Systems Integration Labs
14. SIL
    System Integration Labs
15. SIL
    Systems Integration Laboratory
16. SILL
    Stratbgic Illuminator Laser
17. SILS
    Systems Integration Labs
18. SILS
    System Integration Labs
19. SILS
    Standard for Inter-Operable Lan Security
20. SIM
    Selected Item Management

Last updated: December 19, 2021 — Total entries: 29,691