| Acronym | Definition |
|---|
| PGSA➣Polish Genealogical Society of America |
| PGSA➣Phosphatidylglycerophosphate Synthase |
| PGSA➣Physics Graduate Student Association |
| PGSA➣Post-Graduate Students Association |
| PGSA➣Psychology Graduate Student Association |
| PGSA➣Pennsylvania Governor's School for the Arts |
| PGSA➣Philosophy Graduate Student Association |
| PGSA➣Pitt-Greenville Soccer Association |
| PGSA➣Pharmacy Graduate Student's Association |
| PGSA➣Pasauline Galvos Skausmu Asociacija |
| PGSA➣Pleasanton Girls Soccer Association |
| PGSA➣Pearland Girls Softball Association |
| PGSA➣Professional Gamers Association |
| PGSA➣Prince George Squash Association |
| PGSA➣Pasadena Girls Softball Association |
| PGSA➣Pre-Professional & Graduate School Advising |
| PGSA➣Paola Girls Softball Association |
| PGSA➣Programa General de Simplificación Administrativa (Mexico) |
| PGSA➣Petaluma Girls Softball Association |
| PGSA➣Producción de Gas de Síntesis del Amoníaco |
| PGSA➣Plano Girls Softball Association |
| PGSA➣Princeton Girl's Softball Association |
| PGSA➣Professional Gastroenterology & Surgery Associates |
| PGSA➣PyroTechnics Guild of Southern Africa |
| PGSA➣Poly Glycerol-co Sebacic Acid |
| PGSA➣Peter Garnham Security Associates |
| PGSA➣Port Glasgow Salvation Army |
| PGSA➣Pointe Girls Soccer Association |
| PGSA➣Preliminary Gas Sales Agreement |