| Abbreviation | Definition |
|---|---|
| EGCS | Electronic Grade Change System |
| EGE | Electronic and Gaming Expo |
| EGEAS | Electric Generation Expansion Analysis System |
| EGG | Electronic Giga Genetics |
| EGGC | Electric and Gas GIS Conference |
| EGH | Electrical Grounding Hinge |
| EGI | Electronic Gas Injection |
| EGLF | Electronics Global Leadership Forum |
| EGM | Electric Guitar Music |
| EGRS | Electronic Geodetic Ranging Satellite |
| EGS | Electric Generation Supplier |
| EGSA | Electrical Generating Systems Association |
| EGSE | Electric Ground Service Equipment |
| EGSE | Electric Ground Support Equipment |
| EGSE | Electrical Ground Segment Equipment |
| EGSE | Electronic Ground Support Equipment |
| EGT | Electric Gas Turbine |
| EGT | Electrical Group Training |
| EGTC | Electrical Generation and Transmission Company |
| EGU | Electrical Generating Unit |