| Acronym | Definition |
|---|
| MIRS | Management Information Retrieval System |
| MIRS | Military Intelligence Research Section (US Navy) |
| MIRS | Modular Integrated Robotized System |
| MIRS | Mid-Infrared Spectrometer |
| MIRS | Management Information & Retrieval System |
| MIRS | Multimedia Information Retrieval Services |
| MIRS | Microwave Integrated Retrieval System |
| MIRS | MEPCOM Integrated Resource System |
| MIRS | Mid-America Interventional Radiological Society |
| MIRS | Muslim Immigration and Refugee Services |
| MIRS | Medical Instrument Recovery System |
| MIRS | Multipath Interference Reduction System |
| MIRS | Maison International de La Rive-Sud (Quebec, Canada) |
| MIRS | Music Information Retrieval System (computer systems) |