| Abbreviation | Definition |
|---|---|
| MVEF | Museum Volunteer Enlistment Form |
| MVP | Much Valued Piece |
| MW | Museum Wayang |
| MWNF | Museum With No Frontiers |
| MYI | Museum Youth Initiative |
| MYM | Maritime & Yachting Museum of the Treasure Coast |
| MYT | McMichael Youth Team |
| NA | Nature Aquarium |
| NAAM | National Afro American Museum |
| NAAM | National Archaeological Anthropological Museum |
| NAAM | Northwest African American Museum |
| NAMAL | North American Museum of Ancient Life |
| NAPPA | National Association Preservation/Privies/America |
| NARM | North American Reciprocal Museum |
| NARM | North American Reciprocal Museums |
| NASM | National Air and Space Museum |
| NATM | National Auto And Truck Museum |
| NATM | Night at The Museum |
| NBHFM | National Baseball Hall of Fame and Museum |
| NBM | National Bottle Museum |