| Acronym | Definition |
|---|
| FPSA | Fractionated Plasma Separation and Adsorption (blood purification) |
| FPSA | Food Processing Suppliers Association (McLean, VA) |
| FPSA | Free Prostate-Specific Antigen |
| FPSA | Final Production Sharing Agreement (Kazakhstan) |
| FPSA | Fonderie et Plasturgie SA (French: Foundry and Plastics SA) |
| FPSA | Fisher Park Summit Alternative (school; Ottawa, Ontario, Canada) |
| FPSA | Florida Public Service Association |
| FPSA | Finnish Political Science Association (est. 1935) |
| FPSA | Fellow of the Professional Speakers Association (UK) |
| FPSA | Florida Pool and Spa Association |