| Abbreviation | Definition |
|---|---|
| HPCL | Hewlett-Packard Control Language |
| HPD | High Performance Design |
| HPGL | Hewlett-Packard Graphical Language |
| HPP | Hewlett- Packard Printer |
| HPR | High Performance Routing |
| HPSC | High Performance Scientific Computing |
| HPT | High Performance Text |
| HPV | Hewlett- Packard Vectra computer |
| HQ | Hsm Query |
| HQRP | High Quality Replacement Part |
| HR | Hard Return |
| HR | Human Readable |
| HRD | Human Readable Description |
| HRMS | Human Resource Management System |
| HRS | Hair Replacement Systems |
| HSC | Hierarchical Storage Controller |
| HSI | Hue Saturation Intensity |
| HSM | Hierarchical Storage Management |
| HSM | Hierarchical Storage Manager |
| HSS | Hierarchical Secure System |