| Rank | Abbreviation | Meaning |
|---|
| ***** | HPSS | acid(HEPES)-buffered physiological saline solution
| |
| **** | HPSS | Health and Population Sector Strategy
| |
| *** | HPSS | Health Promoting Schools Scheme
| |
| *** | HPSS | History and Philosophy of Science
| |
| *** | HPSS | Health and Personal Social Services
| |
| *** | HPSS | Hrvatska pučka seljačka stranka
| |
| *** | HPSS | High Pressure Superheated Steam
| |
| ** | HPSS | High Performing Specialist School
| |
| ** | HPSS | Harry Potter and the Sorcerer's Stone
| |
| * | HPSS | High Performance Switch System
| |
| * | HPSS | High Performance Storage System
| |
| * | HPSS | Human Performance Support Systems
| |
| * | HPSS | Health Promotion and System Strengthening
| |
| * | HPSS | Himalayee Paryavaran Shiksha Sansthan
| |
| * | HPSS | History Philosophy and Sociology of Science
| |
| * | HPSS | H pylori silver stain
| |
| * | HPSS | Harmony Place Support Services
| |
| * | HPSS | Heritage Park Secondary School
| |
| * | HPSS | HIERARCHICAL HIGH-PERFORMANCE STORAGE SYSTEM
| |
| * | HPSS | High Performance Software System
| |
| * | HPSS | Highly Parallel Supercomputing Systems
| |
| * | HPSS | High Pressure Serial Sampler
| |
| * | HPSS | High Performance Storage Subsystem
| |
| * | HPSS | Human Performance and Sport Sciences
| |
| * | HPSS | Health Policy and Systems Strengthening
| |