MAC

Mac or MAC may refer to:

Computer science and telecommunications

* Macintosh, an abbreviation of a brand of personal cool computers and computer operating systems made by Apple inc.
* 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

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 surname prefix), 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

ee also

*Mack
*Mach
*Mak
*Mark