| Acronym | Definition |
|---|
| IMRO➣Internal Macedonian Revolutionary Organization |
| IMRO➣Investment Management Regulatory Organisation |
| IMRO➣Irish Music Rights Organisation |
| IMRO➣Informatie Model Ruimtelijke Ordening (Dutch: Planning Information Model) |
| IMRO➣In My Royal Opinion |
| IMRO➣Independent Medical Review Organization |
| IMRO➣Interactive Marketing Research Organisation |