Mu (letter), Μ or μ, a letter in the Greek alphabetMu (kana), represented by the Japanese kana む or ム無, Mu (negative), a Japanese and Korean word important in Zen practiceGroupe µ, an interdisciplinary Belgian group focusing on linguistics and rhetoric
Sciences
Computer Science
Evolutionary Algorithm
μ, population size from which in each generation λ offspring will generate. (the terms μ and λ originate from Evolution strategy notation)
Geography
Mu (lost continent), A hypothetical continent that allegedly existed in the Pacific Ocean, but disappeared before human existence.
Measurement
Micro-, SI (metric) prefix denoting a factor of 10 (one millionth)Micrometre (deprecated as a single-character symbol)Deformation (mechanics), as the "unit" of strainParts per million (relative proportion)Million units of energy, a term used in India for a gigawatt hourMu (unit of area) (亩 or 畝), a Chinese unit of area
Mathematics
Arithmetic mean, of a statistical populationMöbius function, a multiplicative function in number theory and combinatoricsLeast-fixed-point operatorDegree of membership in a fuzzy setThe standard measure function name in measure theory.
Physics
Coefficient of friction, used to approximate the force of frictionElectron mobility, relating the drift of electrons to the applied electric field across a materialPermeability (electromagnetism) coefficient, degree of magnetization of a materialMuon, an elementary particleStandard gravitational parameter of a celestial bodyReduced mass, the "effective" inertial mass appearing in the two-body problemMagnetic dipole moment, a measure of the strength of a system's net magnetic sourceLinear density, a measure of mass per unit of lengthViscosity, the resistance of a fluid which is being deformed by stressMu-metal, a nickel-iron alloy with high magnetic permeability,Muonium, exotic atoms made up of an antimuon and an electron
Chemistry
Chemical potentialBridging ligand, an atom that connects two or more metal centers in a complex (molecule)
Biology
Growth rate, a calculation of doubling time of an organism or population
Other sciences
Centimorgan, or "map unit", a unit of recombinant frequency in geneticsMonitor unit, the machine output of a linear accelerator in radiation therapyMeaningful Use, Electronic Health Record regulations in the U.S. linked to achieving measurable outcomes in patient engagement, care coordination, and population health
Real people and places
Mù (穆) is a Chinese surnameMauritius (ISO 3166-1 alpha-2 country code).mu, the country code top-level domain for Mauritius.Mediterranean UnionMu River, a river in Burma (Myanmar)μ-Ziq, alias of Mike Paradinas, a British musician in the field of electronic musicMu Dan, 20th century Chinese poet and translator
Universities
Mahidol University, ThailandManipal University, Karnataka, IndiaMarquette University, Milwaukee, Wisconsin, USMarshall University, Huntington, West Virginia, USMasaryk University, the Czech Republic,McGill University, Montreal, Quebec, CanadaMiami University, Oxford, Ohio, USMiddlesex University, London, UKMillersville University of Pennsylvania, USMisamis University, Ozamiz City, Misamis Occidental, PhilippinesMzumbe University Mzumbe, TanzaniaUniversity of Missouri, Columbia, Missouri, USUniversity of Mumbai, Maharashtra, India (formerly University of Bombay)Marmara University, Istanbul, TurkeyMaastricht University, the NetherlandsManipur University, Manipur, IndiaMondragon University, Mondragon, Spain
Business and industry
Mu Dynamics, a company which makes hardware and software to test network servicesMicron Technology, Boise, Idaho, US, known for producing semiconductor devicesMu (rocket), a Japanese rocketChina Eastern Airlines (IATA code)Multiple unit, such as a rail diesel carIsuzu MU Wizard, a compact sport/utility vehicle (automobile)MU Press, an independent comic book publisher
Popular culture
Sports and games
Mu Online, an online role-playing gameMagic-User, a class type in D&D, HackMaster, and many fantasy RPGsManchester United F.C., a football (soccer) clubMew (Pokémon), a legendary pokémon, sometimes misspelled Mu.
Fiction and myths
Aries Mu, a character from the anime Saint SeiyaMu La Flaga, a character from the anime Mobile Suit Gundam SEEDMù, a purported entrance near Edolo, Italy to the underground legendary city AgarthaMirror Universe (Star Trek), fictional parallel universeMiskatonic University, a fictional universityMu (lost continent), a mythical continent in the Pacific Ocean
Theater and music
Mu Performing Arts, an Asian-American theater company and taiko drumming ensemble.MU (musician), real name Mutsumi KanamoriMU (70's band), a psychedelic group led by Merrell Fankhauser and Jeff Cotton/mu/, the music board on 4chanMiss Universe, a beauty pageant
Other
Megaupload, a one-click filehosting serviceMisUnderstood word, a term in ScientologyMU puzzle, a puzzle in Gödel, Escher, BachMothers' Union, global Anglican women's organisationµTorrent, a freeware BitTorrent client for Microsoft Windows and Mac OS XMusician (MU), an enlisted rating in the United States NavyDaikon, a mild, large, white, East Asian radish (Korean word)A gusset in the traditional Korean dress of hanbok
