| Acronym | Definition |
|---|
| EMSG➣E-Mail Message |
| EMSG➣Email Message |
| EMSG➣Expeditionary Mission Support Group |
| EMSG➣Endocrine Modulators Steering Group (European Chemical Industry Council) |
| EMSG➣Emergency Medical Spanish Guide (software) |
| EMSG➣Electronic Manufacturing Services Group, Inc. (York, PA) |
| EMSG➣Emergency Medical Services Group, Inc (Bakersfield, California) |
| EMSG➣Electronic Messaging Services Gateway (New Zealand) |
| EMSG➣Executive Management Services Group |