RDSA
| Acronym | Definition |
|---|---|
| RDSA | Read Only Dynamic Storage Area |
| RDSA | Rice Digital Scholarship Archive (Rice University; Houston, TX) |
| RDSA | Russian Dance Sport Association |
| RDSA | Regional Director for South Asia |
| RDSA | Seaman Apprentice, Radarman Striker (USN Rating) |
| RDSA | Rainy Day Savings Account |
| RDSA | Renal Digital Subtraction Arteriography (radiology) |