EMSR
| Acronym | Definition |
|---|---|
| EMSR | Expected Marginal Seat Revenue |
| EMSR | Eastbourne Miniature Steam Railway (UK) |
| EMSR | Electrician's Mate, Ship Repair (US Navy) |
| EMSR | Elektro-, Mess-, Steuer- und Regelungstechnik (German automation term) |
| EMSR | Emergency Medical Services Reserve (Pasadena Fire Department; Pasadena, CA) |
| EMSR | Environmental Monitoring Surveillance and Remediation (Northern New Mexico Citizens' Advisory Board) |