SIDL
| Acronym | Definition |
|---|---|
| SIDL | Spatial Information Design Lab (Columbia University; New York, NY) |
| SIDL | Scientific Interface Definition Language |
| SIDL | Seoul International Darts League (South Korea) |
| SIDL | System Identification Data List |
| SIDL | Secure Interactive Distance Learning |
| SIDL | Saint Ignatius de Loyola (Jeddah, Saudi Arabia; Filipino Catholic movement) |