| Acronym | Definition |
|---|
| PSSA➣Pennsylvania System of School Assessment |
| PSSA➣Pennsylvania System of State Assessments |
| PSSA➣Program Static Storage Area |
| PSSA➣Particularly Sensitive Sea Area |
| PSSA➣Pharmaceutical Society of South Africa |
| PSSA➣Pegasus Slowpitch Softball Association (Dallas, TX) |
| PSSA➣Political Science Student Association |
| PSSA➣Parasternal Short Axis |
| PSSA➣Photographic Society of Southern Africa |
| PSSA➣Preliminary System Safety Assessment |
| PSSA➣Progressive Spiritualist Society of Austin (Texas) |
| PSSA➣Political Science Students' Association |
| PSSA➣Pennsylvania State Snowmobile Association |
| PSSA➣Postsunset Service Authorization |
| PSSA➣Phycological Society of Southern Africa |
| PSSA➣Preliminary System Safety Analysis |
| PSSA➣Premium Site Support Agreement (websites) |
| PSSA➣Public Schools Sporting Association (Australia) |
| PSSA➣Position Switched to Service Assistant |
| PSSA➣Philosophy Society of South Africa |
| PSSA➣Personnel Specialist Seaman Apprentice (USN Rating) |
| PSSA➣Pharmacy Systems Service Analyst |
| PSSA➣Pull Station Single Action (fire alarm component) |
| PSSA➣Printed Square Slot Antenna |