| Acronym | Definition |
|---|
| OSCG➣Orquesta Sinfónica Ciudad de Getafe (Spanish: Getafe City Symphony Orchestra) |
| OSCG➣Open Source Competence Group (information technology) |
| OSCG➣On-Site Chemical Generation (semiconductor manufacturing) |
| OSCG➣Olympic Security Coordination Group |
| OSCG➣Oxygen Standardization Coordinating Group (military aircraft) |
| OSCG➣On-Scene Control Group |
| OSCG➣Old Sevier Community Group (Knoxville, TN) |