What does MGA stand for?

Macroglobulinaemia - Medicine (EDAA)

Madras Geographical Association (SAUO)

Magna International, Inc. - NYSE symbol (SPSG)

Mailorder Gardening Association (EA)

Major-General i/c Administration (SAUO)

Major-General in Charge of Administration - British

Mammary Gland Adenoma - Medicine (MELL)

Managing General Agency - Insurance

Managing General Agent - Insurance

Managua - Nicaragua - Airport symbol (OAG)

Mang - Language code (ETLW)

Marble and Granite Association - British (BI)

Martin Goffman Associates - Commercial firm

Massachusetts Golf Association (EARSL)

Master Gemology Association (EA)

Master of General Administration (DMAA)

Master of Government Administration

Matrox Graphics Architecture - Matrox Eletronics Systems Ltd.

Medical Gas Analyzer - Medicine (EDAA)

Medium-Gain Antenna

Megaline Resources - Vancouver Stock Exchange symbol

Melengestrol Acetate - Endocrinology

Member of the General Assembly (SAUO)

Menard Manufacturing Co., Gillett, AR - Manufacturer code for watercraft hull identification number (USCG)

Mercantile Gold - Vancouver Stock Exchange symbol

Meteorological and Geoastrophysical Abstracts - Database (GDD)

Michael Goulian - Air show performer (ASPC)

Middle Gimbal Angle (NASA)

Middle Gimbal Assembly (KSC)

Middle Gimbal Axis (KSC)

Milagra Ridge - California - Seismograph station code, US Geological Survey (SEIS)

Military Government Association

Minnesota Geophysical Associates, Inc. (EFIS)

Minnesota Golf Association (EARSL)

Module Generator Assembly (DWSG)

Monochrome Graphics Adapter - Hercules - Computer science

- The Monongahela Railway Co. - AAR code

Monongahela Railway Company (SAUO)

Mother Guardian Allowance

Multimedia Graphics Architecture - Computer science

Multiple Gas Analyzer

Mushroom Growers Association - Commercial firm (EA)

Mushroom Growers Cooperative Association - Defunct (EA)

National Mushroom Growers' Association (EA)