| Acronym | Definition |
|---|
| PCSA | Personal Computing System Architecture |
| PCSA | Pre-Construction Services Agreement |
| PCSA | Polarizer-Compensator Sample Analyzer |
| PCSA | Physiological Cross Sectional Area (biomechanics of muscles) |
| PCSA | Primary Care Service Area |
| PCSA | Prostate Cancer Support Association (various locations) |
| PCSA | Pet Care Services Association (Colorado Springs, CO) |
| PCSA | Peace Corps South Africa |
| PCSA | Plastic Card Security Act (Minnesota) |
| PCSA | Personal Computing Systems Architecture |
| PCSA | Power Crane and Shovel Association |
| PCSA | Peel Committee on Sexual Assault (Canada) |
| PCSA | Presbyterian Church of Southern Africa |
| PCSA | Property Control System Analysis |
| PCSA | Patrol Craft Sailors Association |
| PCSA | Porsche Club of South Australia |
| PCSA | Primary Census Statistical Area |
| PCSA | Presbyterian Church of South Africa (religious denomination; South Africa) |
| PCSA | Personal Computer Support Advisor |
| PCSA | President's Council of Student Advisors (various organizations) |
| PCSA | Parents, Carers School Association (UK) |
| PCSA | Public Child Service Agency (Ohio) |
| PCSA | Seaman Apprentice, Postal Clerk Striker (Naval Rating) |