| Acronym | Definition |
|---|
| SELC | Systems Engineering Life Cycle (US DHS) |
| SELC | Southern Environmental Law Center (Charlottesville, VA) |
| SELC | San Elijo Lagoon Conservancy (Cardiff-by-the-Sea, California) |
| SELC | Sydney English Language Centre (Australia) |
| SELC | SouthEastern Lacrosse Conference |
| SELC | Salesian English Language Centre (Ireland) |
| SELC | Stamford English Language Centre (Malaysia) |
| SELC | Synod of Evangelical Lutheran Churches |
| SELC | Slovak Evangelical Lutheran Church |
| SELC | Senior Executive Leadership Capability (Australia) |
| SELC | Sequential Elimination of Level Combinations |
| SELC | Southeast Learning Center |
| SELC | Save Esopus Lighthouse Commission (Port Ewen, NY) |
| SELC | Software Engineering Life Cycle |
| SELC | Senior Environmental Leadership Conference (US DoD) |
| SELC | Special Education Legal Consortium |
| SELC | Senior Executive Leadership Course |
| SELC | Sniper Employment Leaders Course (US DoD) |
| SELC | Switched Electronic Load Controller |
| SELC | Spring Elections Leadership Conference |
| SELC | Spring Elections Leadership Convention |
| SELC | Senior Environmental Leadership Council |
| SELC | South East Lowveld Coordinating Committee (South Africa) |
| SELC | Senior Enlisted Leadership Course |
| SELC | Social Enterprise Learning Circle |