| Acronym | Definition |
|---|
| EMTA | European Metropolitan Transport Authorities |
| EMTA | Embedded Multimedia Terminal Adapter |
| EMTA | Emerging Markets Traders Association |
| EMTA | Erie Metropolitan Transit Authority (Pennsylvania) |
| EMTA | Engineering and Marine Training Authority (UK) |
| EMTA | Endless Mountains Transportation Authority (Pennsylvania) |
| EMTA | European Management Training Associates (est. 1987) |
| EMTA | East Meadow Teachers Association |
| EMTA | Edmonds Music Teachers Association |
| EMTA | Emergency Medical Technician Ambulance (EMS) |
| EMTA | Enhanced Multimedia Terminal Adapter |
| EMTA | Enterprise Messaging Trusted Agent |