| Abbreviation | Definition |
|---|---|
| ETIM | Engineering Technology Innovation Management |
| ETM | Emergency Trauma Management |
| ETM | Engineering Technology Management |
| ETMA | Educational Technology and Management Academy |
| ETMA | Emeryville Transportation Management Association |
| ETMA | Environmental Technology and Management Association |
| ETMD | Eastern Trail Management District |
| ETMDS | Enterprise Training Management and Delivery System (US DoD) |
| ETML | European Traffic Management Layer |
| ETMP | Enterprise Tax Management Platform |
| ETMS | Education And Training Management System |
| ETMS | Education Training Management Subspecialty |
| ETMS | Education Training Management System |
| ETMS | Electronic Territory Management System |
| ETMS | Electronic Train Management System |
| ETMS | Employment Training Management System |
| ETMS | Enhanced Traffic Management Systems |
| ETMS | Enterprise Talent Management System |
| ETMS | Enterprise Tool Management System |
| ETMS | Etmsenhanced Traffic Management System |