| Acronym | Definition |
|---|
| MWIA➣Medical Women's International Association (Germany) |
| MWIA➣Malaysian Wood Industries Association |
| MWIA➣Muslim Women in the Arts (est. 1999) |
| MWIA➣Mortally Wounded in Action |
| MWIA➣Michigan Waste Industries Association (Lansing, MI) |
| MWIA➣Mount Washington Improvement Association (Baltimore, MD) |