sort by Rank | Alpha
| Possible Meanings | Rank |
| Moosehead Region Futures Committee | *** |
| mouse rosette forming cells | ** |
| mouse rosette-forming cells | ** |
| mouse erythrocyte rosette-forming cells | ** |
| Mouse erythrocyte-rosette-forming cells | ** |
| Medway Rugby Football Club | ** |
| Meningitis Research Foundation of Canada | ** |
| Mines Rovers Football Club | ** |
| Maintenance Reserve Fund Contributions | ** |
| Mental Residual Function Capacity | ** |
| Michigan Rugby Football Club | ** |
| Mine Rehabilitation Fund Committee | ** |
| Milwaukee Rugby Football Club | ** |
| Malvern Rugby Football Club | ** |
| Members Readiness for Change | ** |
| Malawi Rural Finance Corporation | ** |
| Media Resource Function Controller | ** |
| Marine Recreational Fishery Council | ** |
| Main Radio Frequency Center | * |
| Marine Recreational Fishing Council | * |
| Multi Room Fire Code | * |
| Memphis Regional Forensic Center | * |
| Mental Residual Functional Capacity | * |
| Musselburgh Rugby Football Club | * |
| Millbrook Rugby Football Club | * |
| Media Rugby Football Club | * |
| Malkoha Red Faced Cuckoo | * |
| Men Rugby Football Club | * |
| Mens Rugby Football Club | * |
| Midwest Radiant Fuel Company | * |
| Midwest Radiant Fuel Corporation | * |