RDSI
| Acronym | Definition |
|---|---|
| RDSI | Red Digital de Servicios Integrados (Spanish: Integrated Services Digital Network) |
| RDSI | Rurbanc Data Services Inc. (Defiance, OH) |
| RDSI | Regional Disability Support Initiative |
| RDSI | Research and Development Solutions, Inc. |
| RDSI | Reynolds Depression Screening Inventory (psychology) |