AV and variants may refer to: Arts and entertainment A.V. (film), a 2005 Hong Kong film directed by Pang Ho-Cheung Adult video, a pornographic film Audiovisual, possessing both a sound and a visual component AV The Hunt, a 2020 Turkish thriller film directed by Emre Akay Businesses and organizations America Votes, an American 501(c)4 organization that promotes progressive causes Anonymous for the Voiceless, a grassroots animal rights organisation specialising in street activism Aston Villa F.C., an English football club AV Akademikerverlag GmbH & Co. KG, an imprint of the German group VDM Publishing Avaya, a technology company formerly listed on the New York Stock Exchange with symbol "AV" Avianca (IATA airline code AV) Aviva, British insurance company, listed on the New York Stock Exchange and London Stock Exchange as "AV" AeroVironment, manufacturer of unmanned military aircraft and systems Amusement Vision, former name of Ryu Ga Gotoku Studio Places Anguilla (obsolete NATO diagram AV) Antelope Valley, a valley in Southern California Province of Avellino, a province of Italy Science and technology Anatomy and medicine Aerobic vaginitis, vaginal infection associated with overgrowth of aerobic bacteria Arteriovenous (disambiguation) Atrioventricular (disambiguation) Electronics and computing Access violation, a computer software error Age verification, system for checking a user's age Antivirus software, used to prevent, detect and remove malicious software Audio and video connector, a cable between two devices Analog video Fluid dynamics Annular velocity, speed of the drilling fluid's movement in a column called an annulus in oil wells Apparent viscosity, shear stress divided by shear rate Vehicles AV (cyclecar) Bavarian A V, an 1853 steam locomotive model AV, the designation for seaplane tender in the United States Navy's ship classification system Autonomous vehicles Other uses in science and technology A-type main-sequence star, in astronomy, abbreviated A V Aperture value mode, setting on photo cameras that allows to choose a specific aperture value Other uses Alternative vote, an electoral system used to elect a single winner from a field of more than two candidates Approval voting, a non-ranking vote system Authorised Version of the Bible (also known as King James Version) Av, a month in the Hebrew calendar av, the Avar language's ISO 639-1 code Av. or Ave, an abbreviation for Avenue (disambiguation) Ꜹ or AV from Latin aurum (avrvm), a numismatic abbreviation for "gold" A.V., the putative mark of ébéniste Adam Weisweiler Aviation, abbreviated Av, in military use See also A5 (disambiguation) α5 (disambiguation)