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 U.S. Department of Health and Human Services. Functions AoA works to ensure that older Americans can stay independent in their communities, m ...

, 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 (which is also written as: Cuanza, Coanza, Quanza) ...

, the currency of Angola *

Auxiliary Organizations Association The Auxiliary Organizations Association (AOA or CSUAOA) is a supraorganization of members which are auxiliaries to the 23 campuses in the California State University system. There are over 90 member organizations, including development corporations ...

, 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 affinis ''Aoa'' is a monotypic genus of butterflies in the family Pieridae. The genus and its sole species, ''Aoa affinis'', are endemic to Sulawesi Sulawesi ( ), also known as Celebes ( ), is an island in Indonesia. One of the four Greater Sunda Is ...

, a species 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. It has active chapters in 132 Liaison Committee on Medical Education, LCME-accredited medical schools in the United States and Lebanon. It annually elects ove ...

, 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 ...

, a health association *

American Osteopathic Association The American Osteopathic Association (AOA) is the representative member organization for the more than 197,000 osteopathic medical doctors ( D.O.s) and osteopathic medical students in the United States. The AOA is headquartered in Chicago, Illi ...

, a medical association *

Ammonia-oxidizing archaea ''Nitrification'' is the biological oxidation of ammonia to nitrate via the intermediary nitrite. Nitrification is an important step in the nitrogen cycle in soil. The process of complete nitrification may occur through separate organisms or ent ...

performing oxidation of ammonia into nitrite (

Nitrification ''Nitrification'' is the biological oxidation of ammonia to nitrate via the intermediary nitrite. Nitrification is an important step in the nitrogen cycle in soil. The process of complete nitrification may occur through separate organisms or ent ...

) *

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 Airfoil#Airfoil terminology, reference line on a body (often the chord (aircraft), chord line of an airfoil) and the vector (geometry), vector representing the relat ...

, a measure of a body through a fluid * Australian Orthopaedic Association, 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 that, along with the memorandum of association (where applicable), forms the company's constitution. The ...

, 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. Precedenc ...

in project planning

Aviation

Air operations area An atmosphere () is a layer of gases that envelop an astronomical object, held in place by the gravity of the object. A planet retains an atmosphere when the gravity is great and the temperature of the atmosphere is low. A stellar atmosphere ...

, the area of an

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

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

Airport Operators Association The Airport Operators Association (AOA) is a trade association that advocates on behalf of UK airports, negotiating with the UK Government and regulatory authorities to pursue policy outcomes. It has advocated for policies including an end to ...

, 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 Dohwa. The group has been inactive s ...

, a South Korean girl group debuted in 2012 *

Act of Aggression ''Act of Aggression'' is a 2015 real-time strategy game developed by Eugen Systems and published by Focus Home Interactive. Gameplay The game is a real-time strategy game set in the near future, and its gameplay is similar to the ''Command & Con ...

, 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, or Aniplex USA, is an anime distributor based in Santa Monica, California that serves as the American distribution enterprise of Aniplex, an entertainment company owned by Sony Music Entertainment Japan, where its goal is to ...

, 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 were an Australian comedy music act with members Jordan Raskopoulos, Lee Naimo and Benny Davis, active from 2006 to 2018. The trio covered a wide variety of performance styles and performed a combination of original materia ...

, an Australian comedy band

Other

* ʻAoa, 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 The Outlaws Motorcycle Club, incorporated as the American Outlaws Association or its acronym, A.O.A., is an international outlaw motorcycle club. Founded in McCook, Illinois in 1935, the Outlaws MC is the oldest outlaw biker club in the world. ...

, 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 4 ...

, a school *

As-salamu alaykum ''As-salamu alaykum'' (, ), also written ''salamun alaykum'' and typically rendered in English as ''salam alaykum'', is a greeting in Arabic that means 'Peace be upon you'. The (, meaning 'peace') has become a religious salutation for Muslims ...

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

Automated online assistant A virtual assistant (VA) is a software agent that can perform a range of tasks or services for a user based on user input such as commands or questions, including verbal ones. Such technologies often incorporate chatbot capabilities to streaml ...

, a program that attempts to assist users {{disambiguation