| Acronym | Definition |
|---|
| AIT | Advanced Individual Training |
| AIT | American Institute of Technology |
| AIT | Asian Institute of Technology |
| AIT | Advanced Internet Technologies, Inc. |
| AIT | American Institute in Taiwan |
| AIT | Advanced Intelligent Tape (tape backup) |
| AIT | Agreement on Internal Trade |
| AIT | Auditory Integration Training |
| AIT | Applied Industrial Technologies, Inc. (stock symbol) |
| AIT | Automatic Identification Technology (Army) |
| AIT | Alliance Internationale de Tourisme |
| AIT | Advanced Intelligent Tape (Sony) |
| AIT | An Inconvenient Truth (2006 documentary on global warming) |
| AIT | Asylum and Immigration Tribunal (UK) |
| AIT | Athens Information Technology (Greece) |
| AIT | Association Internationale des Travailleurs (French: International Workers Association; UK) |
| AIT | Accident Ischémique Transitoire (French: Transient Ischemic Attack) |
| AIT | Austrian Institute of Technology |
| AIT | Associate in Information Technology (AICPCU) |
| AIT | Agency for Instructional Technology |
| AIT | Asociación Internacional de los Trabajadores (Spanish: International Association of Workers) |
| AIT | Atomic International Time |
| AIT | Administrator in Training |
| AIT | Applied Information Technologies |
| AIT | Algorithmic Information Theory |
| AIT | Automated Identification Technology |
| AIT | Assembly, Integration, and Test |
| AIT | Auto-Ignition Temperature |
| AIT | Ataque Isquémico Transitorio (Spanish) |
| AIT | Aeritalia |
| AIT | Automated Information Technology |
| AIT | Alteration Installation Team |
| AIT | Allyl Isothiocyanate (antimicrobial agent) |
| AIT | Alberta Infrastructure and Transportation (Canada) |
| AIT | Association des Internautes Territoriaux (French: Territorial Association of Internet Users) |
| AIT | Application Information Table (DVB broadcast data) |
| AIT | Atmospheric Interceptor Technology |
| AIT | Access Integrated Technologies, Inc. |
| AIT | Allergy Immunotherapy Tablet |
| AIT | Anterior Inferotemporal |
| AIT | Artificially Inflated Traffic (telecommunications fraud; UK) |
| AIT | Abadan Institute of Technology (Abadan, Iran) |
| AIT | Adichunchanagiri Institute of Technology (India) |
| AIT | Associació Internacional de Treballadors |
| AIT | Aeromedical Isolation Team |
| AIT | Advanced Information Technologies Inc |
| AIT | Analysis and Integration Team |
| AIT | Advanced Interceptor Technology (Army) |
| AIT | Angewandte Informationstechnik, GmbH |
| AIT | Aerospace Information Technology |
| AIT | Analytical Indicant Theory (linguistics) |
| AIT | Action Item Tracking |
| AIT | Armour Institute of Technology (Chicago, Illinois) |
| AIT | Automated Information Transfer |
| AIT | Advanced Industrial Technologies |
| AIT | Architect in Training |
| AIT | Association Internationale du Tourisme (French: International Association of Tourism) |
| AIT | Advanced Instructor Training |
| AIT | Active Imaging Testbed |
| AIT | Aircraft Interface Tester |
| AIT | Average Instruction Time |
| AIT | Automated Interactive Target |
| AIT | Atlantic International Trade (Argentina) |
| AIT | Advanced Integration Technology, LLP (Plano, TX) |
| AIT | American Industrial Technologies |
| AIT | Advanced International Translation |
| AIT | Audit Inventory Team |
| AIT | Aircrew Intelligence Training |
| AIT | Advanced Identification Techniques |
| AIT | Army Intelligence Translator |
| AIT | Asian Institute of Theology (Bangalore, India) |
| AIT | Automation Integration Technology |
| AIT | All Included Taxes |
| AIT | Autologous Intraoperative Transfusion |
| AIT | Automotive Information Test |
| AIT | Academy of Industrial Training (SAIC) |
| AIT | Activity Installation Team (SAIC) |
| AIT | Air Intelligence Technician |
| AIT | Academic Instructor Training |
| AIT | Avionics Integration Test |
| AIT | Advanced Integration Team |
| AIT | Advanced Infrastructure Technologies (various locations) |
| AIT | Art in Translation (online journal; Visual Arts Research Institute; Edinburgh, UK) |
| AIT | Airman in Training (US Air Force) |
| AIT | Absolute Information Technology Services, LLC (Westerville, OH) |