TAC, or tac, may refer to:

People

  • Pablo Tac, US scholar
  • Pham Cong Tac, a leader of the Cao Dai religion

Places

  • Tác, a village in Fejér County, Hungary

Organisations

  • TAC (building automation), a Swedish building automation company
  • Tactical Air Command, a former command of the US Air Force
  • Technical Advisory Council, a committee advising the US FCC
  • Technical Assistance Center, a company's internal support group for external customers
  • The Aleut Corporation, Alaska, United States, a Native Regional Corporation
  • The Analysis Corporation, a private intelligence firm
  • The Ant Commandos, a company which produces video game console peripherals
  • The Asatru Community, an inclusive Norse Pagan/Heathen sect; see Kindred (Heathenism)
  • The Athletics Congress, US sports governing body, became USATF in 1992
  • The Architects Collaborative, Cambridge, Massachusetts, US
  • Thomas Aquinas College, a college with multiple campuses in the US
  • Transport Accident Commission, government auto insurer in Victoria, Australia
  • Treatment Action Campaign, a South African AIDS organisation
  • Treaty of Amity and Cooperation in Southeast Asia
  • Traditional Anglican Communion
  • Transatlantic Council, Boy Scouts of America

Transport

  • TAC Colombia, a charter airline based in Bogotá, Colombia
  • TAC, the IATA code for Daniel Z. Romualdez Airport on Leyte island, Philippines
  • TAC, the National Rail code for Tackley railway station in the county of Oxfordshire, UK
  • TAC - Transportes Aéreos Catarinense, a former Brazilian airline
  • Tecnologia Automotiva Catarinense (TAC) a Brazilian automotive company
  • Terminal area chart, an aeronautical chart of the area surrounding a major airport
  • Thai Airways Company, a former Thai airline
  • Trans Air Congo, a Congolese airline
  • Transport Accident Commission, an insurer in Victoria, Australia

Military and law enforcement

  • Demro TAC-1, a pistol calibre carbine/submachine gun
  • McMillan TAC-50, an American sniper rifle
  • Tactical Air Command, a former major command of the United States Air Force
  • TAC 30, the official name of a SWAT unit belonging to the King County Sheriff's Office

Science and technology

  • Motorola TAC, brand used by Motorola for their early mobile phones (Total Area Coverage)
  • TAC, a codon for the amino acid Tyrosine
  • TAC, a mixture of tetracaine, adrenaline and cocaine, a liquid sometimes given as a soothing gel to children
  • TaC, chemical formula for Tantalum carbide
  • <code>tac</code>, a Linux command that concatenates lines in reverse, named by analogy with <code>cat</code>
  • TAC (software), an instant messaging and chat client program
  • TAC-2, game controller compatible with Atari 2600 video game systems
  • Terminal Access Controller, a host computer that accepts terminal connections
  • Thermally Advantaged Chassis, an Intel computer specification
  • Three-address code, a representation of intermediate code used by compilers
  • Time-activity curve, tracer concentration within a region of interest within dynamic image plotted over time
  • Triacetyl cellulose, a polymer used in display applications
  • Trigeminal autonomic cephalgia, a type of headache that occurs on one side of the head
  • Type Allocation Code (TAC), part of a mobile device's IMEI identifying maker and model
  • TAC (Total Action Center), codename for the Xbox 2001 console.

Media

  • Group TAC, a Japanese anime and computer graphics studio
  • The Accessible Channel, a Canadian digital television channel
  • The American Conservative, a paleoconservative magazine published by the American Ideas Institute

Other

  • tac, the ISO 639-3 code for the Tarahumara language spoken in the state of Chihuahua, Mexico
  • Terrible-Monster Attacking Crew, a fictional pilot squadron in Ultraman Ace
  • The Arts Centre or TAC, former name of Home of the Arts, Gold Coast
  • Total allowable catch, in commercial fishing under the European Union's Common Fisheries Policy
  • Traffic Acquisition Costs, the costs an online service provider has to get routed traffic from other websites to their service

See also