| Acronym | Definition |
|---|
| ARC | American Red Cross |
| ARC | AIDS Related Complex |
| ARC | Address Resolution Client (part of ARP) |
| ARC | Archive (File Name Extension) |
| ARC | Arcade |
| ARC | Ames Research Center |
| ARC | Australian Research Council |
| ARC | Amateur Radio Club |
| Arc | Arcadian (linguistics) |
| ARC | Academic Resource Center |
| ARC | Applied Research Center (various organizations) |
| ARC | Appalachian Regional Commission |
| ARC | Attack Retrieve Capture (game) |
| ARC | Annual Report Card |
| ARC | Auckland Regional Council (New Zealand) |
| ARC | Atlanta Regional Commission |
| ARC | Association for Retarded Citizens (now renamed The Arc) |
| ARC | Austrian Research Centers GmbH (Seibersdorf, Austria) |
| ARC | Arthritis Research Campaign |
| ARC | Agricultural Research Council (Pretoria, South Africa) |
| ARC | Alberta Research Council (Alberta, Canada) |
| ARC | American River College (Sacramento, CA, USA) |
| ARC | American Refugee Committee |
| ARC | Art Renewal Center |
| ARC | Airlines Reporting Corporation |
| ARC | Architectural Review Committee |
| ARC | Australian Rally Championship |
| ARC | Advanced RISC Computing |
| ARC | Aeronautical Research Council (UK) |
| ARC | Archival Research Catalog (online catalog of National Archives and Records Administration) |
| ARC | Adult Rehabilitation Center |
| ARC | Association pour la Recherche sur le Cancer |
| ARC | Arcuate Nucleus |
| ARC | Agricultural Research Center (Egypt) |
| ARC | Australian Red Cross |
| ARC | Accounts Receivable Conversion (banking; aka check conversion) |
| ARC | Anti Reflective Coating |
| ARC | Access to the Region's Core |
| ARC | Association of Retarded Citizens (of High Point) |
| ARC | Annual Report to Congress |
| ARC | Annual Required Contribution |
| ARC | Alien Registration Card (aka Green Card) |
| ARC | Airline Reporting Corporation |
| ARC | Aging Research Center |
| ARC | Advanced Research Center |
| ARC | Association for Retarded Children |
| ARC | Astrophysical Research Consortium |
| ARC | Agricultural Research Corporation |
| ARC | Advanced Reading Copy |
| ARC | Alliance of Religions and Conservation |
| ARC | Armored Cavalry Regiment |
| ARC | AIDS Resource Center |
| ARC | Arctic Research Commission |
| ARC | Australian Resuscitation Council (Melbourne, Australia) |
| ARC | Accounts Receivable Check |
| ARC | Administrative Resource Center |
| ARC | Amtrak Reform Council |
| ARC | Attached Resource Computer |
| ARC | Adaptive Rate Control |
| ARC | Aging Research Centre |
| ARC | Affinity Reality Communication (basic elements of understanding; Scientology) |
| ARC | Advanced Recon Commando (Star Wars) |
| ARC | Atlantic Research Corporation |
| ARC | Albany Research Center |
| ARC | Automotive Research Center |
| ARC | Agricultural Research Centre |
| ARC | Caribbean Revolutionary Alliance (Martinique) |
| ARC | Adaptive Replacement Cache |
| ARC | Army Reserve Command |
| ARC | Agriculture Research Center |
| ARC | Angle Range Compensation (Bushnell range finders) |
| ARC | Architecture Review Committee |
| ARC | American Retirement Corporation |
| ARC | Attorneys for the Rights of the Child |
| ARC | Appraisal Requirements for CMMI (Capability Maturity Model Integration) |
| ARC | Advocacy for Respect for Cyclists (Toronto ON, Canada) |
| ARC | Architectural Resources Cambridge, Inc (Cambrige, Massachusetts) |
| ARC | Annual Report on Carcinogens |
| ARC | Alcohol Rehabilitation Center |
| ARC | Accelerating Rate Calorimetry |
| ARC | Activator-Recruited Cofactor |
| ARC | America Reads Challenge |
| ARC | Alternative Resources Corporation |
| ARC | Acquisition and Restoration Council (Florida) |
| ARC | American Radiolabeled Chemicals, Inc. |
| ARC | Addiction Research Center |
| ARC | Alliance for Rail Competition |
| ARC | Agricultural Resources Center (Raleigh, NC) |
| ARC | Automatic Remote Control |
| ARC | Cable Repair Ship |
| ARC | Advance Release Calendar |
| ARC | Anomalous Retinal Correspondence |
| ARC | Arc-Second Raster Chart |
| ARC | Aerospace Research Center |
| ARC | Act Against Restraints of Competition |
| ARC | Army Reuse Center |
| ARC | Arthritis Research Centre of Canada (Vancouver, Canada) |
| ARC | Ancient Rosae Crucis |
| ARC | Air Reserve Components (US DoD) |
| ARC | AntiVirus Research Center (Symantec) |
| ARC | Alarm Reporting Control |
| ARC | Athletic Recreation Center (fitness facility at the University of the Sciences in Philadelphia) |
| ARC | American Research Corporation (Monterey Park, CA) |
| ARC | Active Response Corps |
| ARC | Assessment Requirements for CMMI (Capability Maturity Model Integration) |
| ARC | Abnormal Retinal Correspondence (ophthalmology) |
| ARC | Appliance Research Consortium |
| ARC | Anthony Robbins Companies |
| ARC | Arabian Racing Cup |
| ARC | Archaeology Research Center (University of Southern California) |
| ARC | Admission and Release Committee |
| ARC | Accounting Requirements Code |
| ARC | Anti Reflecting Coating |
| ARC | Aquatic & Recreation Center |
| ARC | Africa Reconciliation Committee |
| ARC | Avery Research Center (Pasadena, California) |
| ARC | Augmented Reality for Construction |
| ARC | Audio Response Controller |
| ARC | Acoustic Research Center |
| ARC | Agency Ranking Committee |
| ARC | Asociaciòn de Remo del Cantábrico (Spanish: Cantabrian Sea Boat Racing Association) |
| ARC | Atomic Radio Clock |
| ARC | Alternative Recycling (Tax) Credit |
| ARC | Albany Rowing Center |
| ARC | Accueil, Rencontre, Communaute (UK) |
| ARC | Adolescent Recovery Center |
| ARC | Armada República de Colombia (Colombian Navy) |
| ARC | Area de Consultoria (consulting services) |
| ARC | Army Recruiter Course (US Army; Fort Jackson, SC) |
| ARC | Applied Rheology Center |
| ARC | Active Range Clearance |
| ARC | Academic Resource Coordinator |
| ARC | Average Response Computer |
| ARC | Average Runlength-Constrained |
| ARC | Automatic Range Control |
| ARC | Admissions and Registration Council |
| ARC | Additional Resource Charges |
| ARC | Armature Reaction and Commutation |
| ARC | Allocation Review Committee (New York Stock Exchange) |
| ARC | Andromeda Research Corporation (Gaming, Uplink from Introversion Software) |
| ARC | Advanced Ruling Certificate |
| ARC | Area Reprogramming Capability |
| ARC | Activity Relationship Chart |
| ARC | Architectural Research Consultants, Incorporated |
| ARC | Automatic Relay Calculator |
| ARC | Administration Radio Conference |
| ARC | Alpine Rescue Center |
| ARC | Aggregation of Red Cells |
| ARC | Airborne Radio Communication |
| ARC | Athénée Robert Catteau (Brussels, Belgium) |
| ARC | Automatic Reaction Control |
| ARC | Automatic Radio Control |
| ARC | Aviation Refueling Capability |
| ARC | Atmospheric Reduced Crude |
| ARC | Automatic Rent Collection |
| ARC | Array Compensated Resistivity (oil and gas well logging) |
| ARC | Advanced Rotor Concepts |
| ARC | African Research Centre |
| ARC | Auction Rate Certificate |
| ARC | Automated Routing and Completion |
| ARC | Attack Response Controller |
| ARC | Amphibious Reconnaissance Course |
| ARC | Analytical Research Collective |
| ARC | Adaptive Reception Control |
| ARC | Active Recreation for Children (UK) |
| ARC | Alternatively Refined Carrageenan |
| ARC | Automatic Call Distribution Remote Capture (JC Penney) |
| ARC | Automatic Restart Circuit |
| ARC | Aboriginal Resource Consultants (Perth, NB, Canada) |
| ARC | Anti Ragging Committee |
| ARC | Atlanta Recumbent Cyclists |
| ARC | Archive of Renal Cancer |
| ARC | Activity Readiness Code |
| ARC | Acronym Review Committee (fictitious) |
| ARC | Ambiguity Resolution Code |
| ARC | Area Coordination Review |
| ARC | Aziende Riunite Caffè |
| ARC | Acquisition Review Committee/Council |
| ARC | Adapter Return Code |
| ARC | Advanced Resource Corporation |
| ARC | Amplitude and Rise Time Compensation |
| ARC | Articulated Robot Controller (software) |
| ARC | ATSR Reprocessing for Climate (ATSR = Along-Track Scanning Radiometer; climatology) |
| ARC | Automatic Remote Configuration |
| ARC | Alarm Response Card |
| ARC | Acorn Resource Centre (UK) |
| ARC | Avaliable Resource-driven Control-flow |
| ARC | Alianza Para el Resurgimiento del Camerún (Spanish) |
| ARC | Asset Reporting Code |
| ARC | Assign Remote Connection |
| ARC | Assistant Regional Commissioner/Counsel |
| ARC | Auto Rating Consideration |
| ARC | Auto Reseting Counter |
| ARC | Amber Rum & Coke |
| ARC | Automatic Return Code |
| ARC | Associate Response Center |
| ARC | Authorized Restriction Code |
| ARC | Austin Roasting Company |
| ARC | Alcoholism and Related Conditions |
| ARC | Active Retaliation Corps (gaming clan) |