| Acronym | Definition |
|---|
| EIRR➣Economic Internal Rate of Return |
| EIRR➣Eastern Idaho Railroad |
| EIRR➣Energy Internal Rate of Return |
| EIRR➣European Industrial Relations Review (journal) |
| EIRR➣Expected Internal Rate of Return (financial measurement) |
| EIRR➣External Independent Readiness Review (US NASA) |
| EIRR➣Enable Interrupt Request Register |