Governmental & Military Abbreviations and Acronyms

1. IHSS
   International Humic Substances Society
2. IHST
   International Helicopter Safety Team
3. IHT
   Institution of Highways Transportation
4. IHTV
   Interim Hypersonic Test Vehicle
5. IHU
   Irish Homing Union
6. IHU
   Integrated Helmet Unit
7. IHX
   Interloop Heat Exchanger
8. II
   Interdisciplinary Investigator
9. II
   Image Intensification
10. II
    Implementing Instruction
11. II
    Interrogator Identity
12. IIA
    Independent Inspection Agency
13. IIASA
    International Institute for Applied Systems Analysis (Vienna)
14. IIB
    Integrated Investigative Bureau
15. IIC
    Interdepartmental Intelligence Conference
16. IIC
    Internal Investigation Command (MET)
17. IICZ
    Canadian National Railway
18. IID
    Internal Investigation Division
19. IIE
    Integrated Information Environment
20. IIG
    Indian Institute of Geomagnetism

Last updated: May 24, 2020 — Total entries: 74,797