| Acronym | Definition |
|---|
| SDPI➣Social Democratic Party of India (political group) |
| SDPI➣Sustainable Development Policy Institute |
| SDPI➣School Development Planning Initiative (est. 1999; Department of Education and Science; Ireland) |
| SDPI➣Special Diabetes Program for Indians (Indian Health Service; US DHHS) |
| SDPI➣San Diego Properties & Investments (California) |
| SDPI➣Soundings Derived Product Imagery |
| SDPI➣Service Desk Process Insight (software) |