| Acronym | Definition |
|---|
| MGA➣Morris Garage Type A (English sports car ) |
| MGA➣Micro Games of America |
| MGA➣Multiobjective Genetic Algorithm (computer science) |
| MGA➣Microsoft Genuine Advantage (anti-piracy system) |
| MGA➣Malagasy Ariary (ISO currency code) |
| MGA➣Member and Geographic Activities (IEEE) |
| MGA➣Managua, Nicaragua (Airport Code) |
| MGA➣Medley Global Advisors (New York) |
| MGA➣Myasthenia Gravis Association (UK) |
| MGA➣Midwestern Governors Association (Washington, DC) |
| MGA➣Managing General Agent (insurance) |
| MGA➣Masters in Government Administration (degree program; University of Pennsylvania) |
| MGA➣Multimode Graphics Adapter |
| MGA➣Meteorological and Geophysical Agency (Indonesia) |
| MGA➣Metal Gear Acid (gaming) |
| MGA➣Melengestrol Acetate (synthetic progesterone) |
| MGA➣Messy Genetic Algorithm (heredity) |
| MGA➣Monochrome Graphics Adapter |
| MGA➣Management Général Avancé (French: Advanced General Management) |
| MGA➣3-Methylglutaconic Aciduria |
| MGA➣Middle Gimbal Angle (astronomy) |
| MGA➣Malaysian Golf Association |
| MGA➣Mailorder Gardening Association |
| MGA➣Medium Gain Antenna |
| MGA➣Michigan Guaranty Agency (Michigan Higher Education Assistance Authority) |
| MGA➣Megaloblastic Anemia |
| MGA➣Major Graded Area |
| MGA➣Matrox Graphics Adapter |
| MGA➣Micro-Genetic Algorithm |
| MGA➣Macdougall Gabriel Associates (UK) |
| MGA➣Mathew Greenwald Associates (market research: Washington, DC) |
| MGA➣Manitoba Golf Association (Canada) |
| MGA➣Multiple Gas Analyzer |
| MGA➣Mutuelle Générale d'Assurances (French: General Mutual Insurance) |
| MGA➣Micro Gas Analyzer |
| MGA➣Multiple Group Analysis |
| MGA➣Master Graphoanalyst |
| MGA➣Manitoba Go Association |
| MGA➣Manitoba Goat Association (Manitoba, Canada) |
| MGA➣Master Government Appraiser |
| MGA➣Michigan Gazehound Association |
| MGA➣Mature Gaming Association (gaming guild) |
| MGA➣Master General Agents/Brokers (financial) |
| MGA➣Michigan Gamers Association (University of Michigan) |
| MGA➣Message Guidance Area |
| MGA➣Monterey Green Action |