Mac

Mac or MAC may refer to:

Computer science and telecommunications

• Media Access Control, sublayer of Data Link layer
• MAC Address, Media Access Control address or Ethernet Hardware Address (EHA)
• Message authentication code, used to authenticate a message in cryptography.
• Mandatory access control, a type of access control in computer security
• Migration Authorisation Code
• Multiplexed Analogue Components
• Multiply-accumulate
• Money Access Card, a type of debit card
• Macintosh, a brand of personal computers and computer operating systems made by Apple Incockipated with diareah on top

Fictional characters

• Little Mac, the main character in the game Mike Tyson's Punch-Out!!
• MacGyver, a television series
• Captain Mac, a minor character from Final Fantasy Mystic Quest
• Mac (Fosters Home for Imaginary Friends character), a television character
• Cindy "Mac" Mackenzie, a character from the TV series Veronica Mars
• Lt. Col. Sarah "Mac" MacKenzie, a character from the TV series JAG
• Mac Taylor, a character from the TV series CSI: NY
• Mac (It's Always Sunny In Philadelphia character)
• Mac (Green Wing), a character on the British sitcom Green Wing

In aircraft

• Merchant aircraft carrier, used during World War II by Britain and the Netherlands
• Metropolitan Airports Commission, the operator of airports in the Minneapolis-St. Paul area
• Mid-air collision, a type of aviation accident
• Military Airlift Command, the predecessor of the Air Mobility Command of the United States Air Force

In biology

• Membrane attack complex, one of the ultimate weapons of the immune system
• Minimum alveolar concentration, a term used in anaesthesia
• Mitochondrial Apoptosis-induced Channel, the cytochrome c release pore of apoptotic mitochondria
• Mycobacterium avium complex, a group of environmental pathogens

Museums

• Museu d'Arqueologia de Catalunya, an archaeology museum in Catalonia
• Museu de Arte Contemporânea de Niterói, a museum situated in the city of Niterói, Brazil

In politics

• Mainland Affairs Council, an agency under the Executive Yuan of the Republic of China
• Mouvement Autonome Casamançais, a now-defunct political party in Casamance, Senegal
• Mouvement d'Action Civique, a defunct Belgian far right group
• Movimento de Acção Nacional, a defunct Portuguese far right group
• Mudiad Amddiffyn Cymru, a Welsh organization responsible for a number of bombing incidents

In sports

• Mid-American Conference, an NCAA Division I (Football Bowl Subdivision) sports conference
• Middle Atlantic Corporation, an NCAA Division III sports conference
• Maranhão Atlético Clube, a Brazilian football (soccer) club
• Marília Atlético Clube, a Brazilian football (soccer) club
• Mid-Atlantic Athletic Conference, a Washington, D.C. area high school athletic league
• Mississippi Athletic Conference, a high school sports conference in the Iowa Quad Cities
• M. A. Chidambaram Stadium, a cricket stadium in India
• Macomb Area Conference, a Michigan high school football conference

Other

• MAC Manufacture d'Armes de Chatellerault, French state arms manufacture
• McMaster University in Canada
• Mac, Gaelic for "son", often appearing in Irish and Scottish surnames
• Mac (novel), by John MacLean
• mac (Birmingham), formerly known as the Midlands Arts Centre, in Birmingham, UK
• Mac (Beanie Baby), a Beanie Baby cardinal produced by Ty, Inc. in 1999
• Macaroni, a type of pasta
• Mackintosh, a raincoat
• Fleetwood Mac, an influential rock group
• Mac (or Big Mac), nickname for the Oklahoma State Penitentiary located in McAlester, Oklahoma
• Make-up Art Cosmetics, better known to most as M•A•C
• MAC-10, a submachine gun
• Macomb (Amtrak station), Illinois, United States; Amtrak station code: MAC
• Magnetic Accelerator Cannons, fictional coilguns from the Halo video game series
• Manhattan Association of Cabarets & Clubs
• Material adverse change
• "Maximum Acceptable/Allowable Concentration", see Threshold Limit Value
• Michigan Agricultural College, the former name of Michigan State University
• Modern Army Combatives, hand-to-hand combat training
• Morgan Advanced Ceramics, a ceramic manufacturing company
• Musical Arts Conference, a marching band competition circuit
• Mount Aloysius College, a Catholic college in central Pennsylvania
• The UCLA Marina Aquatic Center, located in Marina del Rey, California
• McKinney Avenue Contemporary, an arts gallery and theatre located in Dallas, Texas

See also

• Mack
• Mach
• Mak
• Mark