| Acronym | Definition |
|---|
| ART | Artificial |
| ART | Annual Renewable Term (life insurance) |
| ART | Article (part of speech) |
| ART | Active Release Techniques |
| ART | Alternative Risk Transfer |
| ART | Assisted Reproductive Technology |
| ART | Artillery |
| ART | AEF (Air Expeditionary Force) Reporting Tool |
| ART | Arterial |
| ART | American Repertory Theatre (Cambridge, MA) |
| ART | Advanced Research Technologies Inc. |
| ART | Advanced Real Time |
| ART | Adaptive Resonance Theory |
| ART | Arctica |
| ART | Anaheim Resort Transit |
| ART | Antiretroviral Therapy (HIV) |
| ART | Assisted Reproductive Techniques |
| ART | Additional Reference (Carrier) Transmission |
| ART | Autorité de Régulation des Télécommunications |
| ART | Aggression Replacement Training |
| ART | Alzheimer's Research Trust (UK) |
| ART | Arlington Transit |
| ART | Application Response Time (Netscout) |
| ART | Air Reserve Technician (USAF Reserve) |
| ART | Arab Radio and Television |
| ART | Alliance for Responsible Trade |
| ART | Anggaran Rumah Tangga (Indonesian: Household Budget) |
| ART | Advanced Reproductive Technologies |
| ART | Assisted Reproductive Treatment |
| ART | Autorité de Régulation des Télécoms (France) |
| ART | Autonomic Response Testing |
| ART | Assisted Reproductive Therapy |
| ART | Adp-Ribosyltransferase |
| ART | Automated Regression Testing |
| ART | Algebraic Reconstruction Technique(s) |
| ART | Audio Response Teller (automated digital bank/credit union teller system) |
| ART | Average Room Temperature |
| ART | Automotive Retailing Today |
| ART | Advanced Recognition Technologies, Inc. (Lawrenceville, GA) |
| ART | Alpine Rescue Team (mountain rescue organization in Evergreen, Colorado) |
| ART | Assuming Room Temperature |
| ART | Archivists Round Table |
| ART | Advanced Radar Technology (BMDO) |
| ART | Aerospace Research and Technology |
| ART | Automated Reasoning Tool |
| ART | Advanced Reactor Technology |
| ART | Assessment and Response Team |
| ART | American Rubber Technologies |
| ART | Aggression Replacement Therapy (behavior management) |
| ART | Average Resolution Time |
| ART | Accredited Records Technician |
| ART | American Refrigerator Transit Co. |
| ART | Accelerated Reliability Test |
| ART | Asynchronous Remote Takeover |
| ART | Avian Rhinotracheitis |
| ART | Acorn RISC Technologies |
| ART | Advanced Radiation Technology |
| ART | Army Regional Tools (US Army) |
| ART | Airborne Radar Technician |
| ART | Approaching Room Temperature |
| ART | Autism Resource Team |
| ART | Administrative Review Team |
| ART | Advanced Resolution Technology |
| ART | Watertown, NY, USA - Watertown (Airport Code) |
| ART | Advanced Registered Technologist (Canadian Society for Medical Laboratory Science) |
| ART | Acoustic Resonance Technology |
| ART | Alamo Regional Transit (Texas) |
| ART | American Radio Theater (old-time radio) |
| ART | African Resources Trust |
| ART | Artists' Rights and Theft Prevention Act of 2004 |
| ART | Army Reserve Technician |
| ART | Associação de Residentes de Telheiras |
| ART | Adaptive Rate Transmission |
| ART | Administradora de Riesgos de Trabajo (Argentina) |
| ART | Advanced Reasoning Tool |
| ART | Automatic Reserve Thrust (aviation) |
| ART | Advanced Repair Technology, Inc |
| ART | Adjusted Reference Temperature |
| ART | Abstands-Regel-Tempomat (German) |
| ART | Adverse Reactions Terminology (WHO) |
| ART | Authorite de Regulation des Telecommunications (France) |
| ART | Army Tactical Task |
| ART | Achilles Tendon Reflex Test |
| ART | Automatic Revision Tracking |
| ART | Azzura Robot Team (Italian National Team in autonomous robot competitions) |
| ART | Automatic Reporting Telephone |
| ART | Advanced Radio Telecommunications |
| ART | Johnson-Grace Compressed Image (file extension) |
| ART | Auxiliary Resonant Tank |
| ART | Advanced Rotocraft Technology |
| ART | Angle-Resolved Transmission |
| ART | Aerial Refueling Track |
| ART | Assessment Recovery Team |
| ART | Architecture Review Team |
| ART | Alarm Reporting Telephone |
| ART | Asset Reliability Technology |
| ART | Available Resource Technology (Mat Bevel Institute) |
| ART | Applied Resource Technologies |
| ART | Aerosol Release and Transport |
| ART | Ambiguity Reference Tone |
| ART | Air-Launched Radiation Thermometer |
| ART | Air Rider Transport Inc. (hovercraft transportation manufacturer) |
| ART | Aqueous Recycle Technologies |
| ART | Asymmetric Rear Triangle (mountain bikes) |
| ART | Advanced Rotocraft Transmission |
| ART | Aircraft Radar Turbulence |
| ART | Alvarez Racing Team |
| ART | Airborne Receive Terminal |
| ART | Asphalt Residual Treatment |
| ART | Alternate Resonance Toning |
| ART | Acceptance Review Team |
| ART | Automated Ranging and Tracking |
| ART | Arithmetic Relevance Testing |
| ART | Automate Rapide Transilien (French) |
| ART | Army Regional Threats |
| ART | Active Reference Table |
| ART | Attentional Restoration Theory |
| Art | airfield reference temperature |
| ART | Access Routing Tool |
| ART | Auto Reserve Thrust (aviation system) |
| ART | Aggregate Rate of Taxation |
| ART | Absolute Return Tracker |
| ART | Al-Rashid Trust (Pakistan) |
| ART | Agroscope Reckenholz-Taenikon Research Station (Switzerland) |