sort by Rank | Alpha
| Possible Meanings | Rank |
| Mid Career Writing Assessment | ** |
| Malaria Control in War Areas | ** |
| Mendocino County Water Agency | ** |
| Mokelumne Cosumnes Watershed Alliance | ** |
| Multi Carrier Wireless Access | ** |
| Medical Centres of West Africa | * |
| Market Capitalization Weighted Average | * |
| Mahanoy Creek Watershed Association | * |