| Abbreviation | Definition |
|---|---|
| MDRRC | Movement Disorders Research and Rehabilitation Centre |
| MDRS | Mars Desert Research Station |
| MEA | Multiple endocrine adenomatosis |
| MEARS | Memorabilia Evaluation and Research Services |
| MEERI | Medical Education and Educational Research Institute |
| MEN | Multiple Endocrine Neoplasia |
| MENTIR | Mentoring Emory Neuroclinician Trainees In Research |
| MENTOR | Mentoring Experience Networking Trust Opportunities and Research |
| MERC | Marine Environment Research Center |
| MERC | Marine Envrionment Research Center |
| MERC | Meat Export Research Center |
| MERC | Mercer Engineering Research Center |
| MERC | Mineral Exploration Research Centre |
| MERC | Missouri Education And Research Consortium |
| MERE | Monadnock Ecological Research and Education |
| MERF | Madras ENT Research Foundation |
| MERF | Marine Experimental Research Facility |
| MERF | Medical Education and Research Facility |
| MERF | Medical Education Research Facility |
| MERG | Marine Ecology Research Group |