MG

MG, Mg, or mg and variants may refer to:

Entertainment

 * MG, a character in The Perhapanauts comics
 * Magilla Gorilla, a cartoon character
 * Match Game, a television game show

Music

 * Main gauche, "left hand" in piano playing
 * MG (album), a 2015 album by Martin Gore
 * The M.G.'s, from the band Booker T. & the M.G.'s
 * The MG's (album), an album by the M.G.'s
 * M:G, real name Maribel Gonzalez, dance music singer
 * MG Select, a house duo music production including George Jackson

Military

 * Machine gun (MG-), prefix for model designations, for example, "MG42"
 * Major general, a military rank
 * Medal for Gallantry, a military decoration

Organizations

 * MG Cars, an automotive marque of the now defunct MG Car Company
 * MG Motor, a present-day car manufacturing company
 * MG Motor India, Indian subsidiary of MG Motor
 * MG JW Automobile, a Pakistani automobile manufacturer
 * Champion Air (IATA code)
 * Matematička gimnazija, a school in Belgrade
 * Monte Generoso railway

Places

 * Madagascar (ISO 3166-1 country code )
 * .mg, the Internet country code top-level domain for Madagascar
 * Minas Gerais, Brazil
 * Mongolia (FIPS 10-4 country code )

Science and technology

 * .mg, the Internet country code top-level domain for Madagascar
 * Force of gravity, product of mass (m) by acceleration of gravity (g)
 * mg (text editor), a text editing program
 * MagicGate and OpenMG, encryption technologies of Sony
 * Magnesium, a chemical element with symbol Mg
 * Manual Gates, a type of level crossing used in the United Kingdom
 * Microgrid, a local architecture for power grid within the concept of Smart Grid that can function both connected to and isolanded from the main grid.
 * Motor-generator, a device for converting electrical power to another form

Biology and medicine

 * Michaelis-Gutmann bodies, concentrically layered basophilic inclusions in the urinary tract
 * Monoglyceride, or monoacylglycerol
 * Myasthenia gravis, a neuromuscular disease
 * Mycoplasma gallisepticum, a disease affecting chickens and other birds
 * Mycoplasma genitalium, a sexually transmitted bacterium

Units of measurement

 * Milligram (mg), equal to 10$−3$ gram
 * Megagauss (MG), equal to 100 teslas
 * Megagram (Mg), equal to 10$6$ grams
 * Milligauss (mG), equal to 10$−7$ tesla

Other uses

 * Mg (magazine), an American business monthly
 * Malagasy language
 * Matt Groening
 * Outlaw motorcycle club (motorcycle gang)