| Abbreviation | Definition |
|---|---|
| MRPE | MA in Research for Policy and Evaluation |
| MRPO | Mainland Research Projects Office |
| MRRF | Magnetic Resonance Research Facility |
| MRRF | Magnetic Resonance Research Facility's |
| MRRG | Modiolus Restoration Research Group |
| MRRR | Medical Radioisotope and Research Reactor |
| MRRS | Macon Ridge Research Station |
| MRRS | Market Research Reports Services |
| MRS | Market Research Society |
| MRS | Metaphysical Research Society |
| MRS | Metastasis Research Society |
| MRSC | Municipal Research and Services Center |
| MRSC | Municipal Research Services Center |
| MRSC | The Municipal Research And Services Center |
| MRSI | Market Research Society of India |
| MRSI | Mrsmaterials Research Society Of India |
| MRSP | Marketing Research Society Of Pakistan |
| MRSP | Medical Research Scholars Program |
| MRSP | Medical Research Support Program |
| MRSS | Market Research Society Singapore |