| Acronym | Definition |
|---|
| GMDA | Guwahati Metropolitan Development Authority (India) |
| GMDA | Greater Milwaukee Dental Association (West Allis, WI) |
| GMDA | Groundwater Management Districts Association (Wahoo, Nebraska) |
| GMDA | Greater Mohali Development Authority (India) |
| GMDA | General Motors Defence Australia |
| GMDA | Grupo Master De Alarmes |
| GMDA | Global Media and Democracy in Asia |
| GMDA | Golf Manufacturers and Distributors Association |
| GMDA | Georgia Medical Directors Association (Acworth, GA) |
| GMDA | Geological and Mining Development Agency (Mongolia) |
| GMDA | Green Mountain Disc Alliance (Burlington, VT) |
| GMDA | Grazing Management Demonstration Area |
| GMDA | Global Medical Data Access, Inc. (Cumming, GA) |
| GMDA | Group Method of Determining Arguments (equation) |
| GMDA | Groupe Monde Des Amériques |
| GMDA | Greater Minneapolis Daycare Association |
| GMDA | Game Modified Domestic Appliance |