| Rank | Abbreviation | Meaning |
|---|
| ***** | PSAD | prostate-specific antigen, PSA density
| |
| **** | PSAD | Prostate-Specific Antigen Density
| |
| *** | PSAD | Port Scan Attack Detector
| |
| *** | PSAD | Poste de Surveillance et d'Aide au Diagnostic
| |
| ** | PSAD | Puget Sound Association of the Deaf
| |
| ** | PSAD | Passive Sensor for Aircraft Detection
| |
| ** | PSAD | Psychosocial Aspects of Diabetes
| |
| ** | PSAD | Preliminary Safety Analysis Document
| |
| ** | PSAD | Pennsylvania Society for the Advancement of the Deaf
| |
| ** | PSAD | Personnel Support Activity Detachment
| |
| * | PSAD | Preliminary Safety Assessment Document
| |
| * | PSAD | psychoactive substance abuse and dependence
| |
| * | PSAD | prostate specific antigen leveland density
| |
| * | PSAD | Prediction, Simulation, Adaption and Decision
| |
| * | PSAD | Paducah School of Art and Design
| |
| * | PSAD | Pratt School of Art and Design
| |
| * | PSAD | Psa Density
| |
| * | PSAD | Phnom Srey Association for Development
| |
| * | PSAD | Prostatic Specific Antigen Density
| |
| * | PSAD | Passive Search & Detection
| |
| * | PSAD | Personally Sponsored Active Distributors
| |
| * | PSAD | Puget Sound Atlas Data
| |
| * | PSAD | Pesticide Storage Application and Disposal
| |
| * | PSAD | Political Statistical Area Description
| |
| * | PSAD | Provisional South American Datum
| |