| Acronym | Definition |
|---|
| HSSP | High Speed Sequential Processing |
| HSSP | Homeland Security Standards Panel (ANSI) |
| HSSP | Healthcare Services Specification Project (service oriented architecture standards development) |
| HSSP | High Scoring Segment Pair |
| HSSP | Health Sector Support Programme |
| HSSP | High School Sports Publications |
| HSSP | Health Sciences Scholars Program (University of Michigan) |
| HSSP | High School Summer Program |
| HSSP | High Speed Serial to Parallel |
| HSSP | Harima Smart School Project (Japan) |
| HSSP | Homology-Derived Secondary Structure of Protein |
| HSSP | Hierarchical Sequence Synthesis Procedure |
| HSSP | Harvard Secondary School Program |
| HSSP | Host System Security Product |