sort by Rank | Alpha
| Possible Meanings | Rank |
| Monroe City School Board | *** |
| Maine Coast Solar Bares | ** |
| Molecular Cellular and Structural Biology | ** |
| Mid Currituck Sound Bridge | ** |
| Motor Carrier Safety Bureau | ** |
| Molecular and Cellular Structural Biology | ** |
| Macon County School Board | ** |
| Mid Chip Solder Balls | ** |
| MSC Cyberport Sdn Bhd | ** |
| MAS Catering Sdn Bhd | ** |
| Mathematical Computational and Systems Biology | ** |
| Marketing Centre for Small Business | ** |
| Morris County Savings Bank | ** |
| MCM Consulting Sdn Bhd | ** |
| Mouse Conceptus Stage Blot | ** |
| Michigan Center for Structural Biology | ** |
| Mid Cretaceous Sequence Boundary | * |
| Media Committee of Santa Barbara | * |
| MiraCell CCS Sdn Bhd | * |
| Merrimack County Savings Bank | * |
| Management Course for Senior Bankers | * |
| Manatee County School Board | * |
| Marion County School Board | * |
| Middle Cretaceous Sequence Boundary | * |
| Mail Customer Service Branch | * |
| Multi Carrier Synchronous Beamforming | * |
| Mutual Community Savings Bank | * |