| Abbreviation | Definition |
|---|---|
| MFT | Master File Table |
| MFTAD | Master Flight Test Assignment Document |
| MFTS | Multi-Function Test System |
| MFV | Main Fuel Valve |
| MG | Magnesium |
| MG | Malignant Glioma |
| MG | Membranous Glomerulonephritis |
| MG | Medial Gastrocnemius |
| MG | Medial Gastrocnemius [muscle] |
| MGA | Middle Gimbal Angle |
| MGB | Molecular Genetics and Biochemistry |
| MGC | Manual Gain Control |
| MGD | Millions of Gallons per Day |
| MGE | Media Generation Element |
| MGE | Maintenance Ground Equipment |
| MGEX | Minneapols Grain EXchange |
| MGFN | Maine Grass Farmers Network |
| MGG | Marine Geology and Geophysics |
| MGHS | Marquette General Health System |
| MGN | Medial Geniculate Nucleus |
| MGNT | Missionary |
| MGO | Magnesium Oxide |
| MGR | Manager |
| MGSE | Mechanical Ground Support Equipment |
| MGU | Managing General Underwriter |
| MGUS | Monoklonale Gammopathien Unbestimmter Signifikanz |
| MGV | Master Gardener Volunteer |
| MGVT | Mated Ground Vibration Test |
| MH | Military Hospital |
| MH | Master of Herbology |
| MH | Materials Handler |
| MH | Ministry of Health |
| MHA | Ministry of Home Affairs |
| MHA | Multiple Headset Adapter |
| MHA | Minimum Holding Altitude |
| MHA | Middle Hepatic Artery |
| MHAU | Major Hazards Assessment Unit |
| MHC | Manipulator Hand Controller |
| MHCS | Master Human Capital Strategist |
| MHE | Material Handling Equipment |
| MHF | Michael Hoefflin Foundation |
| MHF | Medium High Frequency |
| MHI | Malignant Histiocytosis Of Intestine |
| MHN | Massive Hepatic Necrosis |
| MHRA | Medicines & Healthcare products Regulatory Agency |
| MHRD | Ministry of Human Resource Development |
| MHS | Master in Health Sciences |
| MHS | Multiple Head Shot |
| MHSA | Master of Health Services Administration |
| MHSA | Mars Horizon Sensor Assembly |