| Acronym | Definition |
|---|
| SISA➣Sony Interactive Studios America (est. 1995) |
| SISA➣Stated Income, Stated Assets |
| SISA➣Secure Information Sharing Architecture |
| SISA➣Senior Information Systems Analyst |
| SISA➣Società Italiana per lo Studio dell'Arteriosclerosi |
| SISA➣School of Information Science for Africa |
| SISA➣Signal-In-Space Accuracy |
| SISA➣Semiconductor Industry Suppliers Association |
| SISA➣Scottish Ice Skating Association |
| SISA➣Southern Idaho Sailing Association |
| SISA➣Simple Instruction Set Architecture |
| SISA➣Science and Infrastructure Support Analysis |