| Abbreviation | Definition |
|---|---|
| EMMS | East Midlands Materials Society |
| EMMS | Edinburgh Medical Missionary Society |
| EMO | Chambers of Electrical and Electronics Engineering |
| EMO | Elektrik Mhendisleri Odas |
| EMO | Elektrik Mühendisleri Odas1 |
| EMO | Elektrik Mühendisleri Odasi |
| EMPS | Early Modern Paleography Society |
| EMPS | Edinburgh Movie Production Society |
| EMS | Edinburgh Mathematical Society |
| EMS | European Membrane Society |
| EMS | European Meteorological Society |
| EMS | European Microscopy Society |
| EMSA | Electron Microscopy Society of America |
| EMSM | Evangelical Missionary Society of Mayurbhanj |
| EMSSA | Emergency Medicine Society of South Africa |
| EMWA | European Medical Writers Association |
| ENCIS | Energy and Climate Initiatives Society |
| ENHS | Eugene Natural History Society |
| ENNS | European Neural Network Society |
| ENPS | Equine Nutrition And Physiology Society |