AO
Not to be confused with A0 (A followed by a zero).
Look up ao, Ao, or AO in Wiktionary, the free dictionary.
AO, aO, Ao, or ao may refer to:
Places
- Ao, Estonia, village in Väike-Maarja Parish, Lääne-Viru County, Estonia
- Ao Line, commuter railway line in Hyōgo Prefecture, Japan
- Ao River (Fujian), in China
- Ao Station, railway station in the city of Ono, Hyōgo Prefecture, Japan
- Aodu, capital of Shang dynasty, near Zhengzhou
- Aoshima, Ehime, island in Japan
- Aoshima, Miyazaki, island in Japan
- Angola (ISO 3166-1 alpha-2 code AO)
Arts and entertainment
Businesses and organizations
- AO (originally American Optical Company) eyeglass lenses, a brand now merged with Carl Zeiss Vision
- AO Foundation (originally Arbeitsgemeinschaft für Osteosynthesefragen), a non-profit organisation dedicated to the treatment of trauma and disorders of the musculoskeletal system
- AO Racing, an American sports car racing team
- AO World, a UK retailer of household appliances trading under the brand name ao.com
- Aktsionernoye Obschestvo or Aktsionernoye Obshchestvo (акционерное общество), a type of Russian corporate entity; see open joint-stock company
- Athletics Ontario, formally Ontario Track and Field Association (OTAF)
- Australian Airlines (IATA code AO)
Government and politics
Military
Philosophy and religion
Science and technology
- .ao, top-level Internet domain code for Angola
- Adaptive optics, an astronomical imaging technology
- Ambient occlusion, a shading method in computer graphics
- AMSAT-OSCAR, a satellite naming convention
- Applied Optics, scientific journal published by the Optical Society of America (OSA)
- Arctic oscillation, a climate pattern
- Atomic orbital, in physics and chemistry
- Ao, the atomic symbol for the misidentified chemical element Ausenium.
- Acridine orange, a fluorescent dye
- Authorship obfuscation, a privacy technique
Surnames and initials
Other uses
See also
Topics referred to by the same term
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