Aoa, AOA, or AoA may refer to:

Government

Agreement on Agriculture The Agreement on Agriculture (AoA) is an international treaty of the World Trade Organization. It was negotiated during the Uruguay Round of the General Agreement on Tariffs and Trade, and entered into force with the establishment of the WTO on Ja ...

, a World Trade Organization treaty *

Administration on Aging The Administration on Aging (AoA) is an agency within the Administration for Community Living of the United States Department of Health and Human Services. AoA works to ensure that older Americans can stay independent in their communities, mostly ...

, a health agency of the United States *

Angolan kwanza The kwanza (sign: Kz; ISO 4217 code: ) is the currency of Angola. Four different currencies using the name kwanza have circulated since 1977. The currency derives its name from the Kwanza River (Cuanza, Coanza, Quanza). Overview First kwanza ...

, the currency of Angola * Auxiliary Organizations Association, an organized body related to the California State University system *

Analysis of Alternatives The Analysis of Alternatives (AoA) in the United States is a requirement of military acquisition policy, as controlled by the Office of Management and Budget (OMB) and the United States Department of Defense (DoD). It ensures that at least three fea ...

, form of trade study used by the Department of Defense

Science and health

* ''Aoa'' (genus), a genus of butterflies in the family Pieridae * Age of acquisition, a psycholinguistic term *

Alpha Omega Alpha Alpha Omega Alpha Honor Medical Society () is an honor society in the field of medicine. Alpha Omega Alpha currently has active Chapters in 132 LCME- accredited medical schools in the United States and Lebanon. It annually elects over 4,000 new ...

, a medical honor society *

American Optometric Association The American Optometric Association (AOA), founded in 1898, represents approximately 37,000 doctors of optometry, optometry students and para-optometric assistants and technicians in the United States. Overview The AOA states that: The American O ...

, a health association *

American Osteopathic Association The American Osteopathic Association (AOA) is the representative member organization for the more than 176,000 osteopathic medical doctors (D.O.s) and osteopathic medical students in the United States. The AOA is headquartered in Chicago, Illinoi ...

, a medical association * Ammonia-oxidizing archaea performing oxidation of ammonia into nitrite (

Nitrification ''Nitrification'' is the biological oxidation of ammonia to nitrite followed by the oxidation of the nitrite to nitrate occurring through separate organisms or direct ammonia oxidation to nitrate in comammox bacteria. The transformation of amm ...

) *

Angle of arrival The angle of arrival (AoA) of a signal is the direction from which the signal (e.g. radio, optical or acoustic) is received. Measurement Measurement of AoA can be done by determining the direction of propagation of a radio-frequency wave incident ...

, direction from which a radio wave arrives at an antenna array *

Angle of attack In fluid dynamics, angle of attack (AOA, α, or \alpha) is the angle between a reference line on a body (often the chord line of an airfoil) and the vector representing the relative motion between the body and the fluid through which it is m ...

, a measure of a body through a fluid *

Australian Orthopaedic Association The Australian Orthopaedic Association (AOA) is a not for profit organisation that represents over 1800 Australian orthopaedic surgeons. History The association was formed over several meetings in 1936. At the first, 6 October 1936, a subcommi ...

, a not-for-profit organisation

Administration

, a method of analyzing choices *

Articles of association In corporate governance, a company's articles of association (AoA, called articles of incorporation in some jurisdictions) is a document which, along with the memorandum of association (in cases where it exists) form the company's constituti ...

, a document that establishes the basic details of a corporation * Activity on arrow, the activities on the arrows of the

arrow diagramming method Arrow diagramming method (ADM) is a network diagramming technique in which activities are represented by arrows. ADM is also known as the activity-on-arrow (AOA) method. Usage ADM is used for scheduling activities in a project plan. Precedence ...

in project planning

Aviation

Air operations area The atmosphere of Earth is the layer of gases, known collectively as air, retained by Earth's gravity that surrounds the planet and forms its planetary atmosphere. The atmosphere of Earth protects life on Earth by creating pressure allowing for ...

, the area of an

airport An airport is an aerodrome with extended facilities, mostly for commercial air transport. Airports usually consists of a landing area, which comprises an aerially accessible open space including at least one operationally active surface ...

used for landing, takeoff, or surface maneuvering of aircraft *

Airport Operators Association The Airport Operators Association (AOA) is the trade association representing the interests of UK airports and the principal body engaged with the UK Government and regulatory authorities on airport issues, focused on sustainable growth. The ...

, a trade association for UK airport operators *

American Overseas Airlines American Overseas Airlines (AOA) was an airline that operated between the United States and Europe between 1945 and 1950. It was headquartered in Midtown Manhattan, New York City. History American Export Airlines (AEA), commonly known as Am E ...

, a former transport company *

, the angle between the chord line of the wing of a fixed-wing aircraft and the vector representing the relative motion between the aircraft and the atmosphere *Abort once around, a type of Space Shuttle abort mode

Entertainment

AOA (group) AOA (; an acronym for Ace of Angels) is a South Korean girl group formed by FNC Entertainment. The original 2012 eight-member line-up included: Choa, Jimin, Yuna, Youkyung, Hyejeong, Mina, Seolhyun and Chanmi. Youkyung left the group in 201 ...

, a South Korean girl group debuted in 2012 *

Act of Aggression A war of aggression, sometimes also war of conquest, is a military conflict waged without the justification of self-defense, usually for territorial gain and subjugation. Wars without international legality (i.e. not out of self-defense nor sanc ...

, video game *

Age of Apocalypse "Age of Apocalypse" is a 1995 comic book crossover storyline mostly published in the X-Men franchise of books by Marvel Comics. The ''Age of Apocalypse'' briefly replaced the universe of Earth-616 and had ramifications in the main Marvel Comic ...

, a comic storyline *

Aniplex of America Aniplex of America Inc. or Aniplex USA is the U.S. distribution enterprise of Aniplex, an anime and music production company owned by Sony Music Entertainment Japan. It was established in March 2005 in Santa Monica, California, with the goal o ...

, an anime licensor *

Armies of Arcana ''Armies of Arcana'' is a fantasy-based tabletop wargame created by Thane's Games. It is commonly played with 15mm or 28mm scale miniatures representing troops of various fantasy races and creatures. There are 16 core armies that can be played ...

, a tabletop war game *

The Axis of Awesome The Axis of Awesome was an Australian comedy music act with members Jordan Raskopoulos, Lee Naimo and Benny Davis, that performed from 2006 to 2018. The trio covered a wide variety of performance styles, and perform a combination of original m ...

, an Australian comedy band

Other

'Aoa Aoa is a village on the north-east coast of Tutuila Island, American Samoa. It is located on the north coast, close to the island's eastern tip, at a narrowing of the island and is connected by road with Amouli on the south coast. Aoa is the olde ...

, a village in American Samoa *

Adam-Ondi-Ahman Adam-ondi-Ahman (, sometimes clipped to Diahman) is a historic site in Daviess County, Missouri, about five miles south of Jameson. It is located along the east bluffs above the Grand River. According to the teachings of the Church of Jesus C ...

, a sacred location for the Latter Day Saints * American Outlaws Association, a motorcycle club *

Andrews Osborne Academy Andrews Osborne Academy (AOA) is a private, coeducational boarding and day school for Grades Pre-K -12 located on of land in Willoughby, Ohio, east of Cleveland. The student body is 73% day students and 27% boarding students, 51% male and 49% ...

, a school *

As-salamu alaykum As-salamu alaykum ( ar, ٱلسَّلَامُ عَلَيْكُمْ, , ), also ''Salamun Alaykum'' is a greeting in Arabic that means 'Peace be upon you'. The (, meaning 'peace') has become a religious salutation for Muslims worldwide when greet ...

, traditional meeting between Muslims, coined in late 90's by M. Shomail Haider *

Automated online assistant An intelligent virtual assistant (IVA) or intelligent personal assistant (IPA) is a software agent that can perform tasks or services for an individual based on commands or questions. The term "chatbot" is sometimes used to refer to virtual ...

, a program that attempts to assist users {{disambiguation