| Acronym | Definition |
|---|
| EGCS➣Experimental GNU Compiler System (computer operating system software) |
| EGCS➣Enhanced Gnu Compiler System |
| EGCS➣Energy Grants Credit Scheme (Australia) |
| EGCS➣Exhaust Gas Cleaning System |
| EGCS➣Estates Gazette Case Summaries (legal publication; UK) |
| EGCS➣Environmental Generation & Control System |