{{wiktionary}} '''AOS''', '''Aos''' or '''AoS''' may refer to: {{tocright}}
==Military, police and government== * Armed Offenders Squad, a branch of the New Zealand Police * Armed Offenders Squad (Victoria), a disbanded branch of the Victorian Police in Australia * Amook Bay Seaplane Base (IATA code AOS) * Adjustment of status, an immigration concept in the United States
==Schools and education== * Academy of the Sierras, boarding schools devoted to weight loss * The Alice Ottley School, Worcester, England * AO Springfield School, Worcester, England * Associate of Occupational Studies, a two-year college degree * Annunciation Orthodox School, a Greek Orthodox private school in Houston, Texas * Loudoun Academy of Science, a high school STEM program in Loudoun County, Virginia
==Science and academia== * Accessory olfactory system, a second sense of smell in some animals * ''Accounting, Organizations and Society'', an academic journal * Acquisition of signal, in spacecraft communications * Agricultural Ontology Service * α-Olefin sulfonate, a surfactant * American Oriental Society, a learned society * American Ornithological Society * Angle of sideslip * Apraxia of speech, a speech sound disorder * Area of Search, a geographical region used in the selection of Sites of Special Scientific Interest in the UK * Adams–Oliver syndrome, a congenital disorder
==Popular culture== * ''Agents of S.H.I.E.L.D.'', an American television series set in the Marvel Cinematic Universe * ''Ace of Spades'' (video game) * Ace of Spades HQ, a political blog * ''Aeon of Strife'', an early multiplayer online battle arena (MOBA) * ''Age of Sail'' (computer game) ** ''Age of Sail II'', its sequel * ''Castlevania: Aria of Sorrow'', a game for the Game Boy Advance * "AOS" (song), 1970, by Yoko Ono, featuring Ornette Coleman * ''All-Out Sundays'', a Philippine GMA Network Sunday variety show * ''Warhammer Age of Sigmar'', a tabletop wargame
==Technology== * Academic Operating System, a version of 4.3 BSD Unix for the IBM RT * Algebraic operating system, an input method used on many Texas Instruments calculators * AmigaOS * Apple Online Store, the retail web site for Apple Inc. * Array of structures, an interleaved data format * Data General AOS (Advanced Operating System) * A2, an operating system formerly named Active Object System (AOS) * Fedora AOS (Appliance Operating System), a small version of the Fedora Linux project * aos or AOS, acronym of "anonymous operating system", an earlier name for the operating system Whonix
==People== * Austin Osman Spare (1886–1956), English occultist and artist
==See also== {{canned search|aos|a-os|ao-s|a-o-s}} * AO (disambiguation) * OS (disambiguation) * ADOS (disambiguation) * Aeos (disambiguation) * EOS (disambiguation) * AOZ (disambiguation) * {{lookfrom|AOS}} * {{lookfrom|AoS}} * {{lookfrom|Aos}} * {{intitle|aos}}
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