| Abbreviation | Definition |
|---|---|
| HPCC&S | High Performance Computing, Communication, and Simulation |
| HPDU | Hull Power Distribution Unit |
| HPDU-C | Hull Power Distribution Unit with Container |
| HPG | Homopolar Generator |
| HPG | omopolar Generator |
| HPI | High Power Illuminator |
| HPM | High Power Microwave |
| HPMSK | High Priority Mission Support Kit |
| HPRF | High Power Radio Frequency |
| HPS | Hi Power Soldiers |
| HPSP | Health Profession Scholarship Program |
| HPT | High Performance Technology |
| HPT | High-Payoff Target |
| HPT | Human Performance Technology |
| HPTL | High Payoff Target List |
| HPTL | High-Payoff Target List |
| HQ | Have Quick |
| HQ | HeadQuarters |
| HQ&OPS | Headquarters and Operations |
| HQ-9 | China's new generation medium- to long-range, semi-active radar |