| PDSA | Pacific Dolphin Swim Association 
| Others |
| PDSA | People Dogs and Silly Animals
| Others |
| PDSA | People's Dispensary for Sick Animals
| Others |
| PDSA | People's Dispensary for Sick Animals (UK)
| Others |
| PDSA | Peoples Dispensary For Sick Animals
| Others |
| PDSA | PeroxyDiSulfuric Acid
| Others |
| PDSA | Pets Dispensary For Sick Animals
| Others |
| PDSA | Pharmaceutical Distribution Security Alliance
| Others |
| PDSA | Plan Do Service Act
| Others |
| PDSA | Plan Do Study Act
| Others |
| PDSA | Plan Do Study Adjust
| Others |
| PDSA | Plan Do Study And
| Others |
| PDSA | Plan Do Study And Act
| Others |
| PDSA | Plan, Do, Study, Act
| Others |
| PDSA | Platelet Disorder Support Association
| Others |
| PDSA | Post Doctoral Scholars Association
| Others |
| PDSA | Preliminary Documented Safety Analysis
| Others |
| PDSA | Prescott District Soccer Association
| Others |
| PDSA | Principles Decisions Strategies Actions
| Others |
| PDSA | Process Delivery Study Activation
| Others |
| PDSA | Professional Development Self Awareness
| Others |
| PDSA | Professional Diving Schools Association
| Others |
| PDSA | Professional Driving School Association
| Others |
| PDSA | Psychology Department Student Association
| Others |
| PDSA | Public Display of Sexual Affection
| Others |