Mac or MAC most commonly refers to: * Mac (computer), a family of personal computers made by Apple Inc. *

Mackintosh The Mackintosh or raincoat (abbreviated as mac) is a form of waterproof raincoat, first sold in 1824, made of rubberised fabric. The Mackintosh is named after its Scottish inventor Charles Macintosh, although many writers added a letter ''k ...

, a raincoat made of rubberized cloth * A variant of the word macaroni, mostly used in the name of the dish

mac and cheese Macaroni and cheese (also called mac and cheese in Canada and the United States and macaroni cheese in the United KingdomBBC, RecipesMacaroni Cheese/ref>) is a dish of cooked macaroni pasta and a cheese sauce, most commonly Cheddar sauce. The t ...

* Mac, Gaelic for "son", a prefix to family names often appearing in Gaelic names Mac or MAC may also refer to:

Arts, entertainment, and media

Fictional entities

* Mac (''Green Wing''), a television character * Mac (''It's Always Sunny in Philadelphia''), a television character *

Mac Gargan MacDonald "Mac" Gargan is a supervillain appearing in American comic books published by Marvel Comics. The character is usually depicted as an adversary of the superhero Spider-Man. Created by Stan Lee and Steve Ditko, he first appeared in ...

, an enemy of Spider-Man * Mac Foster, a character on ''Foster's Home for Imaginary Friends'' * Angus "Mac" MacGyver, from the television series ''MacGyver'' *

Cindy "Mac" Mackenzie ''Veronica Mars'' is an American television series created by Rob Thomas. The series premiered on September 22, 2004, during UPN's last two years, and ended on May 22, 2007, after a season on UPN's successor, The CW Television Network. Balanci ...

, from the TV series ''Veronica Mars'' * Lt. Col. Sarah MacKenzie, from the TV series ''JAG'' * Dr. Terrence McAfferty, from Robert Muchamore's ''CHERUB'' and ''Henderson's Boys'' novel series * "Mac" McAnnally, in ''The Dresden Files'' series * Randle McMurphy, in the movie ''One Flew Over the Cuckoo's Nest'' *

Mac Taylor Detective Mac Taylor is a fictional character and the co-protagonist of the CBS crime drama '' CSI: NY''. Portrayed by Gary Sinise, Mac is the Director of the NYPD Crime Lab and the Supervisor of the NYPD CSI team. Mac appeared in 200 episodes ...

, from the TV series ''CSI: NY'' * Mac, a canine character in the television series ''

Clifford the Big Red Dog ''Clifford the Big Red Dog'' is an American children's book series about the adventures of a precocious girl named Emily Elizabeth and her titular pet: a giant, red-furred dog named Clifford. It was first published in 1963 and was written by No ...

'' * Monster Attack Crew, a fictional pilot squadron in the television series '' Ultraman Leo'' * MAC (Mysterious Alien Creature), the titular character in the 1988 film ''

Mac and Me ''Mac and Me'' is a 1988 American comic science fiction film cowritten (with Steve Feke) and directed by Stewart Raffill. Starring Christine Ebersole, Jonathan Ward, and Tina Caspary alongside Lauren Stanley and Jade Calegory, it centers on a ...

Other uses in arts, entertainment, and media

* ''Mac'' (film), 1992 directed by and starring John Turturro * ''Mac'' (novel), by John MacLean * Mac, a Sports Beanie Baby cardinal produced by Ty, Inc. in 1999 *

MAC Awards The MAC Awards, established in 1986, are presented annually to honor achievements in cabaret, comedy and jazz. They are administered by the non-profit Manhattan Association of Cabarets & Clubs (MAC), founded in 1983, and voted on by the MAC member ...

, for achievements in cabaret, comedy, and jazz, administered by the Manhattan Association of Cabarets & Clubs *

Mac the Moose ''Mac the Moose'' is a steel and concrete sculpture of a moose in Moose Jaw, Saskatchewan. It is on the grounds of Moose Jaw's visitors' center, on the corner of E Thatcher Drive and the Trans-Canada Highway. It is claimed to be the world's large ...

, a public statue in Moose Jaw, Saskatchewan, Canada; formerly the ''World's Largest Moose''

Business and economics

* Marginal Abatement Cost, a concept in environmental economics *

Material adverse change In the fields of mergers and acquisitions and corporate finance, a material adverse change (abbreviated MAC), material adverse event (MAE), or material adverse effect (also MAE) is a change in circumstances that significantly reduces the value of ...

, a provision in mergers and acquisitions contracts and venture financing agreements

Organizations

Businesses

MAC Cosmetics MAC Cosmetics, stylized as M·A·C, is a Canadian cosmetics manufacturer founded in Toronto, Canada in 1984 by Frank Toskan and Frank Angelo. The company is headquartered in New York City after becoming a subsidiary of Estée Lauder Companies i ...

, a cosmetics brand, stylized as M•A•C *

Mac Para Technology Mac Para Technology s.r.o. is a Czech aircraft manufacturer based in Rožnov pod Radhoštěm and founded by Peter Recek. The company specializes in the design and manufacture of paragliders and paramotor wings, in the form of ready-to-fly ai ...

, a Czech aircraft manufacturer *

Macerich Macerich ( ) is a real estate investment trust that invests in shopping centers. It is the third-largest owner and operator of shopping centers in the United States. As of December 31, 2020, the company owned interests in 52 properties compri ...

, an American real estate investment trust (NYSE stock symbol MAC) *

Manufacture d'armes de Châtellerault The ''Manufacture d'Armes de Châtellerault'' ("Châtellerault Weapons Factory"), often abbreviated to MAC, was a French state-owned weapons manufacturer in the town of Châtellerault, Vienne. It was created by a royal decree of 14 July 1819 t ...

, a French state arms manufacturer *

Martin's Air Charter Martinair (legally ''Martinair Holland N.V.'') is a Dutch cargo airline headquartered and based at Amsterdam Airport Schiphol and a subsidiary of Air France–KLM. The airline was founded in 1958 by Martin Schröder. Since 2011, Martinair has ...

, now Martinair, an airline *

Morgan Advanced Ceramics Morgan Advanced Materials is a company which manufactures specialist products, using carbon, advanced ceramics and composites. The company is headquartered in Windsor, United Kingdom, and has 85 sites across 30 countries. A public limited comp ...

, a ceramics manufacturing company

Government and military agencies

Mainland Affairs Council The Mainland Affairs Council (MAC) is a cabinet-level administrative agency under the Executive Yuan of the Republic of China in Taiwan. The MAC is responsible for the planning, development, and implementation of the cross-strait relations po ...

, an agency under the Executive Yuan of the Republic of China * Medicare Administrative Contractor, a private company contracted to administer Medicare benefits in the U.S. * Metropolitan Airports Commission, the operator of airports in the Minneapolis-St. Paul area * Military Affairs Commission in China; see

Central Military Commission (People's Republic of China) The Central Military Commission (CMC) is the highest national defense organization in the People's Republic of China. It operates within the Chinese Communist Party (CCP) under the name "Central Military Commission of the Communist Party ...

Military Airlift Command The Military Airlift Command (MAC) is an inactive United States Air Force major command (MAJCOM) that was headquartered at Scott Air Force Base, Illinois. Established on 1 January 1966, MAC was the primary strategic airlift organization of the ...

, the predecessor of the Air Mobility Command of the United States Air Force * Municipal Assistance Corporation, created by the State of New York in 1975 to deal with New York City's fiscal crisis

Non-profit organizations

mac (Birmingham) MAC (stylized as mac) (formerly Midlands Arts Centre) is a non-profit arts centre situated in Cannon Hill Park, Edgbaston, Birmingham, England. It was established in 1962 and is registered as an educational charity which hosts art exhibi ...

, formerly known as the Midlands Arts Centre, in Birmingham, UK * Malaysian AIDS Council *

Marine Aquarium Council The Marine Aquarium Council (MAC) was a non-profit stewardship organization based in Los Angeles, California. Established to provide education and certification to fisheries of ornamental marine aquarium fish, as well as facilitate the supply of ec ...

Myanmar Accountancy Council The Myanmar Accountancy Council ( my, မြန်မာနိုင်ငံစာရင်းကောင်စီ; abbreviated MAC) is the national professional accounting body of Burma (Myanmar). MAC began as the Burma Accountancy Council (BAC), ...

Political groups

* '' Mouvement d'Action Civique'', a defunct Belgian far right group * '' Mouvement Autonome Casamançais'' (Casamancian Autonomous Movement), a defunct political party in Casamance, Senegal * '' Mudiad Amddiffyn Cymru'', a Welsh organization responsible for several bombing incidents * Muslims Against Crusades, a UK-based Islamic group noted for burning poppies during the Remembrance Day silence in 2010

Schools

* Macdonald Campus of McGill University, Canada *

McMaster University McMaster University (McMaster or Mac) is a public research university in Hamilton, Ontario, Canada. The main McMaster campus is on of land near the residential neighbourhoods of Ainslie Wood and Westdale, adjacent to the Royal Botanical ...

, in Canada * Michigan Agricultural College, former name of Michigan State University

Sports organizations

Clubs and teams

* Maranhão Atlético Clube, a Brazilian association football club * Marília Atlético Clube, a Brazilian association football club * Missouri Athletic Club, a traditional gentlemen's and athletic club in downtown St. Louis, Missouri * Multnomah Athletic Club, a private athletic club in Oregon

Conferences

* Macomb Area Conference, a Michigan high school football conference * Mayflower Athletic Conference, a high school athletic conference in

Massachusetts Massachusetts (Massachusett language, Massachusett: ''Muhsachuweesut assachusett writing systems, məhswatʃəwiːsət'' English: , ), officially the Commonwealth of Massachusetts, is the most populous U.S. state, state in the New England ...

Mid-American Conference The Mid-American Conference (MAC) is a National Collegiate Athletic Association (NCAA) Division I collegiate athletic conference with a membership base in the Great Lakes region that stretches from Western New York to Illinois. Nine of the twe ...

, an NCAA Division I (Football Bowl Subdivision) sports conference * Mid-Atlantic Athletic Conference, a Washington, D.C., area high school athletic league *

Mid-Atlantic Rifle Conference The Mid-Atlantic Rifle Conference (MAC) is a National Collegiate Athletic Association (NCAA) rifle-only conference. The MAC was established in 1978 for schools that sponsor NCAA sanctioned varsity rifle teams, but do not have rifle as a sponsored ...

, an NCAA rifle-only conference * Midwest Athletic Conference, an Ohio high school athletic conference in west-central Ohio * Middle Atlantic Conferences, an umbrella organization for three NCAA Division III sports conferences ** Middle Atlantic Conference, one of the three conferences of the above, used to organize competition in some sports * Mississippi Athletic Conference, a high school sports conference in the Iowa Quad Cities *

Mountain Athletic Conference (NCHSAA) The Western Mountain Athletic Conference (WMAC) is a 3A North Carolina High School Athletic Association conference which operates in the western region of North Carolina, in Buncombe, Henderson and Haywood Haywood may refer to: Places Canada * H ...

, a North Carolina high school athletic conference * Mountain Athletic Conference (PIAA), a Pennsylvania high school athletic conference

People

Names

* Mac, Gaelic for "son", a prefix to family names often appearing in Irish and Scottish names *

Mac (nickname) As a nickname, Mac may refer to: *McGeorge Bundy (1919–1996), United States National Security Advisor to Presidents John F. Kennedy and Lyndon B. Johnson * Mac Brandt (born 1980), American actor *Mac Cody (born 1972), American National Football L ...

Mạc (surname) Mạc ( Hán tự: 莫) is a Vietnamese surname. The name is transliterated as Mo in Chinese and Mua in Hmong language. It is also of Gaelic origin, meaning son, used as a prefix in many Irish and Scottish surnames e.g. MacDonald, and MacGre ...

, Anglicized surname or Mạc (Vietnamese surname) *

Mạc dynasty The Mạc dynasty ( vi, Nhà Mạc / ''Mạc triều''; Hán Nôm: 茹莫 / 莫朝) (1527-1627), as known as House of Mạc ruled the whole of Đại Việt between 1527 and 1540 and the northern part of the country from 1540 until 1593, and t ...

, 16th-century rulers in Vietnam

People with the nickname or professional name

* Mac (rapper) (born 1977), American rapper, stage name of McKinley Phipps Jr * MC Mac, member and musician of

So Solid Crew So Solid Crew are a British UK garage and hip hop collective originating from the area on and surrounding the Winstanley and York Road Estates in Battersea, London which achieved wide success in the early 2000s. The group consisted of many ...

* Derek McCulloch (1897–1967), British radio broadcaster known as "Uncle Mac" * Ian McCulloch (singer) (born 1959), commonly referred to as "Mac the Mouth" or just "Mac" * Stanley McMurtry (born 1936), British cartoonist with the pen name "Mac"

Places

Inhabited places

Fort McMurray Fort McMurray ( ) is an urban service area in the Regional Municipality of Wood Buffalo in Alberta, Canada. It is located in northeast Alberta, in the middle of the Athabasca oil sands, surrounded by boreal forest. It has played a significa ...

, Alberta, Canada, nicknamed "Fort Mac" *

Macau Macau or Macao (; ; ; ), officially the Macao Special Administrative Region of the People's Republic of China (MSAR), is a city and special administrative region of China in the western Pearl River Delta by the South China Sea. With a pop ...

, a special administrative region of the People's Republic of China, ISO 3166 code MAC *

Macedonia (disambiguation) Macedonia most commonly refers to: * North Macedonia North Macedonia, ; sq, Maqedonia e Veriut, (Macedonia before February 2019), officially the Republic of North Macedonia,, is a country in Southeast Europe. It gained independence ...

, various places

Museums and arts centers

, formerly known as the Midlands Arts Centre, in Birmingham, UK * Metropolitan Arts Centre, Belfast, UK *

Archaeology Museum of Catalonia The Archaeology Museum of Catalonia ( ca, Museu d'Arqueologia de Catalunya, MAC) is an archaeological museum with five venues that exposes the most important archaeological collection of Catalonia, focusing on prehistoric times and ancient history ...

(''Museu d'Arqueologia de Catalunya''), an archaeology museum in Catalonia, Spain * Niterói Contemporary Art Museum (''Museu de Arte Contemporânea de Niterói''), a museum in Niterói, Brazil

Other facilities

* Macomb (Amtrak station), Illinois, United States, Amtrak station code MAC * UCLA Marina Aquatic Center, a recreational facility in Marina del Rey, California

Science and technology

Biology and medicine

MAC (chemotherapy) "7+3" in the context of chemotherapy is an acronym for a chemotherapy regimen that is most often used today (as of 2014) as first-line induction therapy (to induce remission) in acute myelogenous leukemia, excluding the acute promyelocytic leukemi ...

, a chemotherapy regimen of Mitoxantrone and Ara-C * Maximum allowable concentration, a concept related to threshold limit value (TLV) * Membrane attack complex, an immune system function using complement * Microbiota-accessible carbohydrates, a category of carbohydrates consumed by gut microbes * Minimum alveolar concentration, a measure used to compare the strengths of anesthetic vapors * Mitochondrial apoptosis-induced channel, the cytochrome c release pore of apoptotic mitochondria * Monitored anesthesia care, a form of anesthesia with partial awareness *

Mycobacterium avium complex ''Mycobacterium avium ''complex is a group of mycobacteria comprising ''Mycobacterium intracellulare'' and ''Mycobacterium avium'' that are commonly grouped because they infect humans together; this group, in turn, is part of the group of nont ...

, a group of environmental pathogens

Computing and telecommunication

MAC address A media access control address (MAC address) is a unique identifier assigned to a network interface controller (NIC) for use as a network address in communications within a network segment. This use is common in most IEEE 802 networking tec ...

, or Ethernet Hardware Address (EHA), the OSI layer 2 address of network interfaces * .mac, a file extension for macros in Agilent ChemStation software * Mac (computer), a brand of computers and computer operating systems made by Apple Inc. **

macOS macOS (; previously OS X and originally Mac OS X) is a Unix operating system developed and marketed by Apple Inc. since 2001. It is the primary operating system for Apple's Mac (computer), Mac computers. Within the market of ...

, formerly Mac OS X and OS X, Apple's current operating system for the Macintosh **

Classic Mac OS Mac OS (originally System Software; retronym: Classic Mac OS) is the series of operating systems developed for the Macintosh family of personal computers by Apple Computer from 1984 to 2001, starting with System 1 and ending with Mac OS 9. Th ...

, the original operating system for Apple's Macintosh **

.Mac MobileMe (branded iTools between 2000 and 2002; .Mac until 2008) is a discontinued subscription-based collection of online services and software offered by Apple Inc. All services were gradually transitioned to and eventually replaced by the ...

, now iCloud, a subscription service by Apple * MAC times, metadata which record times of events associated with a computer file * Mandatory access control, a type of access control in computer security *

Maximum activate count Row hammer (also written as rowhammer) is a security exploit that takes advantage of an unintended and undesirable side effect in dynamic random-access memory (DRAM) in which memory cell (computing), memory cells interact electrically between th ...

, a parameter associated with the LPDDR4 memory's TRR feature that mitigates the row hammer effect * Medium access control (often "Media Access Control"), a sublayer of the Data Link layer * Message authentication code, used to authenticate a message in cryptography *

Migration Authorisation Code In the United Kingdom a Migration Authorisation Code (MAC) was a 17 to 19-character unique identifier code used by DSL customers when they wish to switch internet service provider (ISP). A MAC is generated by the actual telecommunication provide ...

, a unique code used when switching between DSL Internet service providers in the UK * Multiplexed Analogue Components, a proposed satellite television transmission standard * Multiply–accumulate operation, or multiplier–accumulator, in digital signal processing

Transportation

* Mean aerodynamic chord, a measure of the geometry of an airfoil *

Merchant aircraft carrier A merchant aircraft carrier (also known as a MAC ship, the Admiralty's official 'short name') was a limited-purpose aircraft carrier operated under British and Dutch civilian registry during World War II. MAC ships were adapted by adding a flig ...

, used during World War II by Britain and the Netherlands *

Mid-air collision In aviation, a mid-air collision is an accident in which two or more aircraft come into unplanned contact during flight. Owing to the relatively high velocities involved and the likelihood of subsequent impact with the ground or sea, very sever ...

, a type of aircraft accident

Weapons

Mac-10 The Military Armament Corporation Model 10, officially abbreviated as "M10" or "M-10", and more commonly known as the MAC-10, is a compact, blowback operated machine pistol/ submachine gun that was developed by Gordon B. Ingram in 1964. It is ...

(Military Armament Corporation Model 10, officially the M10), a compact, blowback-operated machine pistol * Mac-11, a sub-compact version of the Model 10 machine pistol

Other uses in science and technology

* Mission assurance, an engineering process * MAC (Money Access Card), an ATM (automated teller machine) card

Other uses

* MAC Award, or Hermann Trophy, the highest award in American college soccer *

, a raincoat made of rubberized cloth * Modern Army Combatives, a hand-to-hand combat training regimen *

Material adequacy condition A semantic theory of truth is a theory of truth in the philosophy of language which holds that truth is a property of sentences. Origin The semantic conception of truth, which is related in different ways to both the correspondence and deflation ...

, a concept in the philosophies of logic and language