sort by Rank | Alpha
| Possible Meanings | Rank |
| MIDI Auto Accompaniment Section | *** |
| Managing Agent and Advisory Service | *** |
| Multicenter Anti Atheroma Study | *** |
| Multicentre Anti Atheroma Study | *** |
| Metropolitan Atlanta Astrological Society | *** |
| Manitoba Association of Agricultural Societies | *** |
| Mudslinging as A Service | *** |
| Multi Anti-Atheroma Study | ** |
| Motor Activity Assessment Scale | ** |
| Muslim Association for the Advancement of Science | ** |
| Military Aircraft Accident Summary | ** |
| Martial Arts After School | ** |
| Martial Arts All Styles | ** |
| multidimensional adolescent assessment scale | ** |
| Mutual Aid Administration Services | ** |
| Michigan Association of Ambulance Services | ** |
| Member of the Australian Acoustical Society | ** |
| Malaysian Association for American Studies | ** |
| mycosporine-like amino acids | ** |
| Minorities Arts Advisory Service | ** |
| Mindfulness Attention Awareness Scale | ** |
| Minority Arts Advisory Service | ** |
| MIDI Auto Accompaniment Systems | ** |
| Medical Administrative Assistant Specialist | * |
| Master of Arts Asian Studies | * |
| Montana Audio and Acoustics Society | * |
| Municipal Assessment Appraiser of Saskatchewan | * |
| Marine Aquaculture and Aquarium Sciences | * |
| Mobile Aircraft Arresting Systems | * |
| Materials As A Supplement | * |