| Acronym | Definition |
|---|
| AI | Artificial Intelligence |
| AI | Adobe Illustrator (and file extension) |
| AI | Amnesty International (human rights organization) |
| AI | Air India (airline code) |
| AI | Art Institute (art schools) |
| AI | American Idol (TV show) |
| AI | Additional Information |
| AI | Appraisal Institute |
| AI | Automotive Industries (trade publication) |
| AI | The Art Institutes |
| AI | All Inclusive (hospitality industry) |
| AI | All in (poker) |
| AI | Action Item |
| AI | Availability (Inherent) |
| AI | As If |
| AI | Analog Input |
| AI | Anguilla (top-level domain name) |
| AI | Allen Iverson (basketball player) |
| AI | Appreciative Inquiry |
| AI | Ascension Island (South Atlantic oceanic island) |
| AI | Area of Interest |
| AI | Adequate Intake (Institute of Medicine nutrition standard) |
| AI | Active Ingredient |
| AI | Avian Influenza (aka Bird Flu) |
| AI | Academic Institution (education) |
| AI | Application Integration |
| AI | Agenda Item (various organizations) |
| AI | Artificial Insemination |
| AI | Anti-Inflammatory |
| AI | Appleinsider (Apple rumor site) |
| AI | Allegheny (airline code) |
| AI | American Idiot (Green Day music album) |
| AI | Asphalt Institute |
| AI | Audio Interface |
| AI | Administrative Instruction (US DoD) |
| AI | Applied Innovations |
| AI | Ad Interim |
| AI | Assurance Invalidité |
| AI | Asociación de Internautas (Spanish) |
| AI | Aspen Institute |
| AI | Anchorage-Independent (cells) |
| AI | Andre Iguodala (basketball player) |
| AI | Automatic Identification |
| AI | Automated Information |
| AI | Appenzell Innerrhoden (Swiss Half Canton) |
| AI | Avengers Initiative (charity) |
| AI | Art Index |
| AI | Authentication Information |
| AI | Amnioinfusion (obstetrics) |
| AI | Anglo-Irish |
| AI | Area Index |
| AI | Aromatase Inhibitor |
| AI | Allergology International (Japanese Society of Allergology) |
| AI | Application Interface |
| AI | Army Intelligence |
| AI | Adrenal Insufficiency |
| AI | Aleutian Islands |
| AI | Airbus Industrie (currently AIRBUS) |
| AI | Airborne Intercept (radar) |
| AI | Air Interface |
| AI | Auxiliary Input |
| AI | Animation Insider (website) |
| AI | Angiotensin I |
| AI | Advance Information |
| AI | Anglo-Indian |
| AI | Automatic Indexing |
| AI | Application Identifier (bindery packaging standards) |
| AI | Aortic Insufficiency |
| AI | Air Inlet |
| AI | Air Interdiction |
| AI | Aeronautical Information |
| AI | Accuracy International |
| AI | Attitude Indicator |
| AI | Anti-Icing |
| AI | Area of Influence |
| AI | Articulation Index |
| AI | Airspeed Indicator |
| AI | Associate Instructor |
| AI | Assistant Inspector |
| AI | Asset Integration (US Air Force) |
| AI | AnimeIowa |
| AI | Analytical Information |
| AI | Additional Insured (life insurance) |
| AI | Additional Issue |
| AI | Alzheimer Italia |
| AI | Accredited Investor |
| AI | Astrobiology Institute (NASA) |
| AI | Aerosol Index |
| AI | Air Intelligence (officer) |
| AI | Advocacy Institute |
| AI | Anime Insider |
| AI | Aortic Incompetence |
| AI | Airborne Interceptor (US DoD) |
| AI | Accident Investigator |
| AI | Atomics International |
| AI | Appenzell Inner-Rhoden (canton postcode, Switzerland) |
| AI | Acoustic Imaging |
| AI | Abrasiveness Index |
| AI | Air Intercept(or) |
| AI | Air Ionizer |
| AI | Application Instance (SAP) |
| AI | Associate Investigator |
| AI | Adapter Interface |
| AI | Automatic Input |
| AI | Airborne Intercept |
| AI | Airborne Interception |
| AI | Aircraft Identification |
| AI | Administrative Investigation (law enforcement) |
| AI | Aggregate Income |
| AI | Amplifier Input |
| AI | Asynchronous Interface (AT&T) |
| AI | Alarm Interface (AT&T) |
| AI | Authorized Inspector |
| AI | Antenna Impedance |
| AI | Auricula Izquierda (Spanish: Left Atrium) |
| AI | Amplitude Information |
| AI | Assignment Instructions |
| AI | Anticosti Island (St Lawrence River) |
| AI | Arcane Intellect (World of Warcraft gaming spell) |
| AI | Aircraft Incident |
| AI | Action Indicator (ISDN) |
| AI | Alternative Interrogation |
| AI | Alpha Institute |
| AI | Accidental Insurance |
| AI | Anime Invasion (website) |
| AI | Assistant Investigator |
| AI | Airborne Intelligence |
| AI | Aged Individual |
| AI | Azimuth Indicator |
| AI | Altrusa International (Columbus, OH) |
| AI | Aircraft Inspector (also seen as A/I) |
| AI | Abridged Index |
| AI | Available for Issue |
| AI | Acquisition Instruction |
| AI | Archive Invalidation (software development) |
| AI | AGRSUD International (France) |
| AI | Associative Ionization |
| AI | Autistically Impaired |
| AI | Alliance of Independents (Niue) |
| AI | Accountability Individual |
| AI | Answer Indicator |
| AI | Activity Interrupt (ITU-T) |
| AI | Austropa Interconvention (Vienna, Austria) |
| AI | Alarm Inhibit (Sprint) |
| AI | Alpines International |
| AI | Automatic Investing |
| AI | Airfield Index |
| AI | Architects Instruction |
| AI | Anno Inventionis (Latin: in the year of discovery) |
| AI | Acid Injector |
| AI | Access Issuing |
| AI | Anarchy Incorporated |
| AI | Associated Investigator |
| AI | Admittance Inverter (microwave circuits) |
| AI | Anus Injection (procedure) |
| AI | Ambience Internet (Gold Coast, Australia) |
| AI | Axioincisal |
| AI | Arbitration Interval (serial data bus time delay) |
| AI | Alternating Isometrics (PNF technique) |
| AI | Airways Indicator |
| AI | Signaling Identification Assigned by Exchange A |
| AI | Alloisoleucine Isoleucine |
| AI | Inherent Availability/Ability |
| AI | Aiducation International (education charity) |