ARC

ARC may refer to:

Business

 * Aircraft Radio Corporation, a major avionics manufacturer from the 1920s to the '50s
 * Airlines Reporting Corporation, an airline-owned company that provides ticket distribution, reporting, and settlement services
 * Airport Regions Conference, a European organization of major airports
 * Alignment Research Center, an AI alignment research organization
 * Amalgamated Roadstone Corporation, a British stone quarrying company
 * American Record Company (1904–1908, re-activated 1979), one of two United States record labels by this name
 * American Record Corporation (1929–1938), a United States record label also known as American Record Company
 * ARC (American Recording Company) (1978-present), a vanity label for Earth, Wind & Fire
 * ARC Document Solutions, a company based in California, formerly American Reprographics Company
 * Amey Roadstone Construction, a former British construction company
 * Aqaba Railway Corporation, a freight railway in Jordan
 * ARC/Architectural Resources Cambridge, Inc., Cambridge, Massachusetts
 * ARC Diversified, a Cookeville, Tennessee non-profit that employs the severely disabled
 * ARC International, a computer processor designer, and a subsidiary of Synopsys
 * ARC Resources, a Canadian oil and natural gas company
 * Arena Racing Company, a British racecourse owning group

Computing

 * Adaptive replacement cache, a cache management algorithm
 * Advanced Resource Connector, middleware for computational grids
 * Advanced RISC Computing, a specification
 * Google App Runtime for Chrome, a compatibility layer and sandboxing technology to run Android applications on Chromebook computers
 * ARC (file format), a lossless data compression and archival file format
 * Automatic Relay Computer, an early electromechanical computer
 * ARC (processor), a family of embedded microprocessors
 * ARC Macro Language, a high-level algorithmic language
 * Audio Return Channel, a feature of HDMI 1.4
 * Authenticated Received Chain, an email authentication system
 * Automatic Reference Counting, an Objective-C and Swift memory management feature
 * Intel Arc, a brand of graphics processing units designed by Intel
 * Arc (web browser), a chromium based web browser "reimagination" released in 2022 with a focus on modern design

Culture

 * Advance reading copy of a book, for reviewers, librarians, and booksellers
 * A.R.C. (album), a 1971 album by Chick Corea, Dave Holland, and Barry Altschul
 * ARC Europe, association of motoring clubs
 * ARChive of Contemporary Music, a music repository in New York City, US
 * ARC Magazine (Art. Recognition. Culture.), Caribbean
 * Art Renewal Center, online realist art museum
 * Canadian artist-run centres

Government and politics

 * Administrative Reforms Commission, an Indian Government commission
 * Administrative Reform Council, the military regime that governed Thailand following the 2006 coup d'état
 * Agence du revenu du Canada, the French-language name for the Canada Revenue Agency
 * Alien registration card (Japan), for foreign residents of Japan
 * Alien Resident Certificate, for foreign residents of Taiwan
 * Appalachian Regional Commission, a United States federal-state partnership
 * Atlanta Regional Commission, a regional planning and intergovernmental coordination agency
 * Auckland Regional Council, a former New Zealand local government entity
 * Australian Research Council, a government agency for allocating research funding
 * Autonomous Republic of Crimea, an internationally recognized autonomous republic in Ukraine
 * Aviation Royale Canadienne, the French-language name for the Royal Canadian Air Force

Humanitarian, activist and religious organizations

 * Abortion Rights Campaign, Ireland
 * African Rainforest Conservancy
 * Alliance for Responsible Citizenship
 * Alliance of Reformed Churches
 * Alliance of Religions and Conservation, UK
 * American Red Cross
 * American Refugee Committee
 * Anti-Recidivism Coalition, Los Angeles, US
 * ARC Association for Real Change, of UK providers of services to people with a learning disability
 * Arc of the United States
 * Arthritis Research Campaign, UK
 * Australian Red Cross
 * Autism Resource Centre (Singapore), a Singapore-based non-profit organisation
 * Society for the Arts, Religion and Contemporary Culture, US

Research and science

 * Agricultural Research Council, a former British organisation that funded agricultural research
 * Agulhas Return Current, an ocean current in the Indian Ocean
 * AIDS-related complex, a condition in which antibody tests are positive for HIV
 * Alberta Research Council, government funded applied R&D corporation
 * Allergic rhinoconjunctivitis, inflammation of the conjunctiva and nose due to allergy
 * American Rocketry Challenge, an American model rocketry competition for high school students
 * Ames Research Center, a NASA facility located at Moffett Federal Airfield, California
 * ARC fusion reactor, Affordable, Robust Compact reactor, a reactor design from MIT
 * ARC (protein) (activity-regulated cytoskeleton-associated protein)
 * Archaeological Review from Cambridge, a UK journal
 * Archival Research Catalog, National Archives and Records Administration catalog
 * Arcuate nucleus, an aggregation of neurons in the mediobasal hypothalamus
 * Arthritis Research Campaign, a British medical research charity
 * Astrophysical Research Consortium, the organization that operates the Apache Point Observatory
 * Augmentation Research Center, a center founded by electrical engineer Douglas Engelbart
 * Augmented renal clearance, a pharmacokinetic consideration in critically ill persons
 * Australian Research Council, the Australian Government's main research funding body for tertiary institutions
 * Auto Research Center, a specialized aerodynamics and automotive research and consulting company
 * Automation and Remote Control, a Russian periodical
 * Aviation Research Centre, a part of the Research and Analysis Wing (R&AW) of the Cabinet Secretariat, India

Sports

 * Adelaide Rowing Club, in Adelaide, South Australia
 * African Rally Championship, international automobile rally
 * Anteater Recreation Center, an indoor gym at the University of California, Irvine
 * American Rivers Conference, an NCAA Division III athletic conference operating mainly in Iowa with one member in Nebraska
 * Americas Rugby Championship
 * SV ARC (Alphense Racing Club), Alphen aan den Rijn, Netherlands, a Dutch football club
 * Athletics–Recreation Center, a 5,000-seat multi-purpose arena on the campus of Valparaiso University in Valparaiso, Indiana
 * Atlanta Rowing Club, Roswell, Georgia
 * Atlantic Rally for Cruisers, a transatlantic sailing competition
 * Australian Rally Championship
 * Australian Rugby Championship (August–October 2007), rugby union

Other uses

 * Advanced Recon Commandos (ARC troopers), a variant of clone trooper in the Star Wars franchise
 * Anti-reflective coating
 * American River College, Sacramento County, California, US
 * Academy of Richmond County, Augusta, Georgia, US
 * Access to the Region's Core, cancelled commuter rail project, New York, US
 * Anaheim Rapid Connection, a proposed streetcar line
 * Activity relationship chart, of closeness between activities
 * A US Navy hull classification symbol: Cable repair ship (ARC)
 * Army Reconnaissance Course, US Army Armor School, Fort Knox, Kentucky
 * ARC (Callsign), Colombian Navy abbreviation and ship prefix
 * ARC triangle, Affinity, Reality and Communication, in Scientology
 * Attack Retrieve Capture, a computer game
 * arc, the ISO 639-2 code for the Aramaic language
 * Aramaic Wikipedia, which uses "arc" as its url prefix
 * Alarm monitoring center, also known as alarm receiving center (ARC)
 * ARC West Michigan, an independent digital subchannel of WWMT in Kalamazoo, Michigan