| Acronym | Definition |
|---|
| AVA | Australian Veterinary Association |
| AVA | Allgemeine Handelsgesellschaft Der Verbraucher (German stock company) |
| AVA | Attribute Value Assertion (Lightweight Directory Access Protocol) |
| AVA | Avalanche Watch |
| AVA | Anthrax Vaccine Absorbed |
| AVA | Aortic Valve Area |
| AVA | Alliance of Valliant Arms (gaming) |
| AVA | Arteriovenous Anastomoses |
| AVA | Audio Visual Authoring |
| AVA | Association of Avian Veterinarians |
| AVA | Association of Veterinary Anaesthetists |
| AVA | Assurances Vieillesse des Artisans |
| AVA | Audio Visual Aid |
| AVA | American Vecturist Association |
| AVA | American Virtual Airlines |
| AVA | Aviation Vibration Analyzer |
| AVA | Algemeen Verslag over de Armoede (Belgium) |
| AVA | Auvergne Végétarienne Attitude (French: Auvergne Vegetarian Attitude; Auvergne, France) |
| AVA | Air Volume Adjuster (Fox Racing Shox, Inc.) |
| AVA | Avianca - Aerovias Nacionales de Colombia (ICAO code) |
| AVA | Assurance Voyages & Assistance (French: Travel Insurance & Assistance) |
| AVA | Association of Virtual Aviation (of South Africa) |
| AVA | Audio/Visual Alarm |
| AVA | Anticyclonic Vorticity Advection (meteorology) |
| AVA | Association des Véhicules Amphibies (French: Association of Amphibious Vehicles) |
| AVA | Asociacion Venezolana de Archiveros |
| AVA | Association Vergongheon Arvant (French soccer club) |
| AVA | Amplitude Variation with AOI (Angle of Incidence) (similar to AVO) |
| AVA | Antipodal Vivaldi Antenna |
| AVA | Amateurs de Véhicules Alpine (French: Alpine Car Enthusiasts; est. 1987) |
| AVA | Automated Visual Association |
| AVA | American Valet Air |
| AVA | Antarctic Vexillological Association |
| AVA | Air Vehicle Avionics |
| AVA | Alma Vision Assurance |
| AVA | Association Villeurbannaise d'Aquariophilie (French aquarium enthusiasts' association; Villeurbanne, France) |
| AVA | Agricultural Vulnerability Assessment |
| AVA | Average Value Analysis |
| AVA | Adaptation Validation and Analysis CSCI |
| AVA | Azimuth vs. Amplitude |
| AVA | Amateur Voice Acting/Actor |
| AVA | Audio/Visual Annunciator |
| AVA | Average Alarm |
| AVA | Aviation Vehicles Association |
| AVA | Accompagnement Vers la Vie Active (French: Coaching Towards Active Living; est. 2006) |
| AVA | American Veal Association (Meshoppen, PA) |
| AVA | Annual Value Added |
| AVA | Air Void Analyzer (concrete) |
| AVA | Actuarial Value of Assets (accounting) |
| AVA | American Vocational Association (now Association for Career and Technical Education) |
| AVA | American Volkssport Association |
| AVA | Activity Value Analysis |
| AVA | Accredited Valuation Analyst |
| AVA | American Vintners Association (now National Association of American Wineries) |
| AVA | ASTER (Advanced Spaceborne Thermal Emission and Reflection Radiometer) Volcano Archive (US NASA) |
| AVA | Agri-food and Veterinary Authority (Singapore) |
| AVA | Albany Visitors Association (Albany, OR) |
| AVA | Anselmo Valencia Tori Amphitheater (Tucson, AZ) |
| AVA | Angels and Airwaves (band) |
| AVA | American Viticultural Area (designated wine growing region) |
| AVA | Alaska Visitors Association |