MU

MU, Mu or μ may refer to:

Film and television

 * Aries Mu, a character from the anime Saint Seiya
 * Mu La Flaga, a character from the anime Mobile Suit Gundam SEED
 * Monsters University, a 2013 animated film by Disney and Pixar
 * "μ's" (pronounced "Muse") is the name of the protagonist school idol group in the anime series Love Live!.

Gaming

 * Mu Online, a 2003 online role-playing game
 * Mu, an ancient civilization from Mega Man Star Force 2.
 * Mu-12, a character from the BlazBlue series
 * Colony Mu, a location from Xenoblade Chronicles 3

Music

 * Mu (album), a pair of free jazz albums by Don Cherry, released in 1969 and 1970
 * Mu Performing Arts, an Asian-American theater company and taiko drumming ensemble
 * MU (musician), Mutsumi Kanamori, a Japanese-British musician
 * MU, musical group formed by Merrell Fankhauser and Jeff Cotton
 * M.U. – The Best of Jethro Tull, a greatest hits album
 * Planet Mu, an electronic music label
 * Mu Vol. I, is an EP album by Richard Henshall, released in 2024. It is part of a trilogy.

Businesses and brands

 * Mu Dynamics, a company which makes hardware and software to test network services
 * MU Press, an independent comic book publisher
 * Isuzu MU Wizard, a compact sport/utility vehicle
 * Micron Technology, Boise, Idaho, US, NASDAQ symbol
 * China Eastern Airlines, Shanghai, China, IATA code

Other organizations

 * Mothers' Union, a global Anglican women's organisation
 * Musicians' Union (UK)
 * Groupe μ, Belgian linguistics group

Language and scripts

 * Mu (letter) (Μ or μ), the 12th letter of the Greek alphabet
 * Micro- (μ), metric prefix for one millionth


 * Mu (kana), む or ム, a Japanese kana
 * Mu (cuneiform), a sign in cuneiform writing
 * Mu (negative), a word meaning "no" or "without" (Japanese: 無; Korean: 무)
 * Middle Ukrainian, Ukrainian language 16th–18th century

Places

 * Mu River, a river in Burma (Myanmar)
 * Mu River (Hokkaidō), a river in Japan
 * Mù, a village in the Edolo municipality of Italy
 * Mauritius (ISO 3166-1 alpha-2 country code MU)
 * .mu, the country code top-level domain for Mauritius

Mythical places

 * Mu (mythical lost continent), a mythical continent in the Pacific Ocean

Universities

 * Metropolitan University (disambiguation)

Australia

 * Macquarie University, Sydney, New South Wales
 * Monash University, Melbourne, Victoria
 * Murdoch University, Perth, Western Australia

India

 * Madras University, Chennai
 * Mumbai University
 * Manipur University, Imphal

United States

 * Marquette University, Milwaukee, Wisconsin
 * Marymount University, Arlington, Virginia
 * Maryville University, Town and Country, Missouri
 * Marshall University, Huntington, West Virginia
 * Messiah University, Mechanicsburg, Pennsylvania
 * Millersville University of Pennsylvania, Millersville, Pennsylvania
 * University of Missouri, Columbia, Missouri

Other countries

 * Mahidol University, Salaya, Thailand
 * Mandalay University, Mandalay, Myanmar
 * Masaryk University, Brno, Czech Republic
 * Meiho University, Pingtung, Taiwan
 * Misamis University, Ozamiz City, Misamis Occidental, Philippines
 * Mondragon University, Mondragon, Spain
 * Mzumbe University, Mzumbe, Tanzania

Names and people

 * Mu (surname) (穆, 牧, 慕, 木, 母, 目, 沐, 睦 and 暮), Chinese surnames
 * Mu family, a powerful Chinese family from the 14th to the 18th century
 * Mu of Baekje (580–641), king of Baekje
 * Mu of Balhae (died 737), king of Balhae from 718 to 737
 * Marquis Mu of Cai, ruler of the state of Cai from 675 to 646 BC
 * King Mu of Chu (died 614 BC), king of the state of Chu from 625 to 614 BC
 * Emperor Mu of Jin (343–361), emperor of the Eastern Jin Dynasty
 * Marquis Mu of Jin (died 812 BC), ruler of the state of Jin from c. 798 to 776 BC
 * King Mu of Zhou (died 922 BC), king of the state of Zhou from c. 976 to 922 BC
 * Mu Dan (1918–1977), Chinese poet and translator
 * Athing Mu (born 2002), American middle-distance runner

Religion and philosophy

 * Mu (negative), 無, a concept in Buddhism
 * Muism (Korean shamanism), the native religion of Korea
 * Mu (shaman), a Korean priest
 * Church of England in Hunters Hill, New South Wales, Australia ("early church code" used by NSW Registry of Births Deaths & Marriages)

Biology and medicine

 * Mu phage, a bacteriophage of the family Myoviridae of double-stranded DNA non-enveloped contractile tail bacterial viruses
 * Centimorgan, or "map unit", a unit of recombinant frequency in genetics
 * Monitor unit (MU), a measure of absorbed dose from a linear accelerator in radiation therapy = 0.001 Gray
 * SARS-CoV-2 Mu variant, one of the variants of SARS-CoV-2, the virus that causes COVID-19
 * Mouse unit, the amount of toxin required to kill a 20g mouse in 15 minutes via Intraperitoneal injection

Chemistry

 * Chemical potential, a form of potential energy that can be absorbed or released during a chemical reaction
 * Bridging ligand, an atom that connects two or more metal centers in a complex (molecule)

Mathematics

 * MU puzzle, a puzzle in the book Gödel, Escher, Bach
 * Minimalization operator (M operator), a function-building operator for General recursive function
 * Möbius function, a multiplicative function in number theory and combinatorics
 * Degree of membership in a fuzzy set
 * The standard measure function name in measure theory
 * Complex cobordism, an extraordinary cohomology theory

Measurement

 * Micro-, SI (metric, "μ-") prefix denoting a factor of 10&minus;6 (one millionth)
 * Micrometre (deprecated as a single-character symbol "μ" for micron)
 * Million units of energy, a term used in India for a gigawatt-hour, see kilowatt-hour
 * Mu (unit), a Chinese unit of area also spelled "mou", equivalent to about 0.066 hectares.

Physics

 * Coefficient of friction, used to approximate the force of friction
 * Deformation (physics), as the "unit" of strain
 * Electron mobility, relating the drift of electrons to the applied electric field across a material
 * Linear density, a measure of mass per unit of length
 * Magnetic dipole moment, a measure of the strength of a system's net magnetic source
 * Mu-metal, a nickel-iron alloy with high magnetic permeability
 * Muon, an elementary particle
 * Muonium, exotic atoms made up of an antimuon and an electron
 * Permeability (electromagnetism) coefficient, degree of magnetization of a material
 * Proton-to-electron mass ratio, a dimensionless physical constant
 * Reduced mass, the "effective" inertial mass appearing in the two-body problem
 * Standard gravitational parameter of a celestial body
 * Viscosity, the resistance of a fluid which is being deformed by stress

Other uses in science and technology

 * μ, in evolutionary algorithms, the population size from which in each generation λ offspring will generate
 * Mu (rocket family), a Japanese rocket family launched between 1966 and 2006
 * Multiple unit, self-propelled train carriages capable of coupling with other units of similar type
 * Olympus mju (stylised as μ[mju:]), series of a compact cameras

Other uses

 * Musician (United States Navy), an enlisted rating
 * Mu, a type of icicle radish
 * Manchester United F.C., a British football club
 * Miss Universe, international women's beauty pageant
 * MuseScore, a sheet music notation software
 * /mu/, a board pertaining to music discussion on 4chan