Governmental & Military Abbreviations and Acronyms

1. HEAP-T
   high-explosive anti-personnel - tracer
2. HEAT-MP(P)
   high-explosive anti-tank multipurpose (practice)
3. HEAT-T
   high-explosive anti-tank - tracer
4. HEAT-T-HVY
   high-explosive anti-tank - tracer - heavy
5. HEAT-T-MP
   high-explosive anti-tank - tracer - multipurpose
6. HEAT-TP-T
   high-explosive anti-tank - target practice - tracer
7. HED-D
   Hybrid Electric Drive - Demonstrator
8. HESH-T
   high-explosive squash head - tracer
9. HET-PF
   high-explosive tracer - percussion fuze
10. HML/A
    Marine Light/Attack Helicopter Squadron
11. HQ/HQS
    Headquarters
12. HVAPDS-T
    high-velocity armour-piercing discarding sabot - tracer
13. I&S
    Intelligence and Security
14. I&S
    installation of systems
15. I&SS
    Intelligence and Security Service
16. I&W
    Indications and Warning
17. I&W
    in work
18. I-MAE
    Interim Medium Altitude Endurance UAV (formerly Tier I)
19. I2R
    Imaging Infrared
20. IAWG
    Interagency Working Group

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