| Acronym | Definition |
|---|
| ETMC➣East Texas Medical Center |
| ETMC➣European Twisted Mass Collaboration (physics) |
| ETMC➣Emmett Till Memorial Commission (Mississippi) |
| ETMC➣East Tennessee Mechanical Contractors, Inc. (Knoxville, TN) |
| ETMC➣Expert Team on Marine Climatology (various organizations) |
| ETMC➣Electroactive Transition Metal Chalcogenide |
| ETMC➣Elizabeth Taylor Medical Center (Whitman-Walker Clinic; Washington, DC) |