PSOS
| Acronym | Definition |
|---|---|
| PSOS | Plug-in Silicon Operating System |
| PSOS | Portable Scalable Operating System |
| PSOS | Project Specific Output Specifications |
| PSOS | Provably Secure Operating System |
| PSOS | Profiler Surface Observing System |
| PSOS | Power System on Silicon |
| PSOS | Portable Scalable Operating System (Alcatel) |
| PSOS | Patient Safety Officers Society (est. 2001) |
| PSOS | Project Save Our Soldiers (Englewood, CO) |
| PSOS | Perceived Sense of Slip (posture stability test) |