{{wiktionary|mcm}} '''MCM''' may refer to: {{TOC right}}

==Measurements== * Thousand circular mils or kcmil, the wire gauge is equivalent cross sectional area (500 MCM = 500,000 circular mils) * Million cubic metre, the unit of volume

==Music== * Magic Circle Music, a heavy metal record label * Magic City Misfits, a roller derby team from Jacksonville, FL * Maverick City Music, a contemporary christian group * MCM (TV channel), a French music channel * Music City Mystique, a Percussion Independent World (PIW) Drumline * The Mad Capsule Markets, a Japanese punk-metal band * MCM – The Gospel: The Missing Gems of MCM Caveman (1994-2011) (Mark Layman), rapper and former frontman for UK hip-hop group Caveman * MCM Records, a French record label established by Jacques and Marcelle Morgantini * Melbourne Conservatorium of Music, the Faculty of Music (under the Faculty of Fine Art and Music, FFAM) at the University of Melbourne

==Science== * Medical countermeasure (MCM), products that can protect from the effects of a chemical, biological, or nuclear attack * Minichromosome maintenance protein, which forms DNA helicase in eukaryotic species * Mobil Composition of Matter or Mobil Crystalline Material, a family of porous silicate-based materials * Macrocephaly-capillary malformation (M-CM), a rare genetic syndrome * Methylmalonyl-coenzyme A mutase, an enzyme * the Monte Carlo method

==Military== * MCM pistol, a 25-meter Standard Pistol * Mine Counter-measures, defensive techniques against military mines * Manual for Courts-Martial, the official guide to the conduct of courts-martial in the United States * Marine Corps Marathon, a 26-mile marathon held in Arlington, VA and Washington, DC * A US Navy hull classification symbol: Mine countermeasures ship (MCM)

==Technology== * Micro Computer Machines, an early manufacturer of microcomputers, such as the MCM/70 * Microsoft Certified Master * Mobile content management, software capable of storing and delivering content to mobile devices * Multi Carrier Modulation * Multi-chip module, a specialized electronic package

==Transportation== * Monaco Heliport's IATA code * PABCO Transit, Inc or Morris County Metro, a bus system formerly serving Morris County, New Jersey

== Other == * Maranatha Campus Ministries, a former Christian ministry in the U.S. * Mathematical Contest in Modeling, challenges teams of students to clarify, analyze, and propose solutions to open-ended problems * M-C-M', Money-Commodity-Money, one of the forms of commodity trade in the theory of Karl Marx * MCM London Comic Con, a multi-genre fan convention held in London *MCM Worldwide, leather luxury goods brand * Melbourne City Mission, a charity in Australia * Mid-Century modern, an architectural, interior and product design form * Mighty Car Mods, a YouTube show about modifying cars * Roman numeral for 1900 :* by extension the 20th century * Montreal Citizens' Movement, a municipal political party in Montreal, Quebec, Canada

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