AP may refer to:

• Andhra Pradesh, A state in the Republic of India
• Associated Press, an American news agency
• AP, the United States postal abbreviation for U.S. military personnel in the Pacific Ocean region
• AP, the U.S. Navy hull classification symbol for transport support ships
• A&P, the common name of The Great Atlantic and Pacific Tea Company
• The IATA code for Air One
• Access point, a device that connects wireless communication devices together to form a wireless network
• Acción Popular, a conservative liberal political party in Peru
• Accounts payable, one of a series of accounting transactions covering payments to suppliers
• Acetone peroxide, an explosive
• Action potential, a "spike" of electrical discharge that travels along the membrane of a cell
• Action point, a point-system used notably in video games.
• Advanced Placement, a program that offers college level courses at high schools across the United States and Canada
• Aeroklub Polski, the Polish central association of persons practising air sports or recreational flying
• Allied Press, a major New Zealand newspaper company
• Alternative Press (music magazine), a music magazine
• Ahriman's Prophecy, a freeware adventure game
• Amiga Power, a defunct monthly computer magazine about Amiga computer games
• Andean Pact, a South American trade agreement
• Andhra Pradesh, a state in southern India
• Ang Pamantasan, the official student paper of Pamantasan ng Lungsod ng Maynila
• Applied physics, physics which is intended for a particular technological or practical use
• Application Provider, Businesses that want to reach individuals equipped with a digital signing capacity.
• Arithmetic progression, a sequence of numbers, each differing from its predecessor by a fixed quantity
• Armenian Power, an Armenian-American gang located in Los Angeles
• Armor-piercing, a type of ammunition designed to penetrate armour and detonate
• Asian pride, a slogan used by people of Asian descent who live outside the continent
• Asia-Pacific, the term for littoral East Asia, South East Asia and Australasia near the Pacific Ocean, plus the states in the ocean itself
• Assistant principal, the assistant chief administrator in a school
• Attachment parenting, a parenting philosophy
• Au pair, a young person living on an equal basis with a host family in a foreign country

Ap may also refer to: , Andhra Pradesh (Telugu: , Urdu: ; pronunciation: ), the Rice Bowl of India, is a state in southern India. ... The Associated Press, or AP, is an American news agency, the worlds largest such organization. ... The following is a list of abbreviations used by the United States Postal Service. ... The United States Navy uses hull classification symbols (sometimes called hull codes) to identify the types of its ships. ... For the short story by John Updike, see A&P (story). ... Air One is an independent airline based in Rome, Italy. ... A wireless access point (WAP or AP) is a device that connects wireless communication devices together to create a wireless network. ... The Popular Action (Acción Popular) is a conservative liberal party in Peru. ... Accounts payable is a file or account that contains money that a person or company owes to suppliers, but hasnt paid yet. ... Acetone peroxide Ball-and-stick model of the acetone peroxide trimer (TATP) Acetone peroxide (triacetone triperoxide, peroxyacetone, TATP, TCAP) is an organic peroxide and a primary high explosive. ... A. A schematic view of an idealized action potential illustrates its various phases as the action potential passes a point on a cell membrane. ... Action Point, commonly abbreviated AP, are points in games to determine how much action a player, unit or Video game character can do in a single turn. ... Advanced Placement (AP) is the term used to describe high school classes that are taught at a college level. ... Aeroklub Polski (AP; Polish Aero Club) is the Polish central association of persons practising air sports or recreational flying. ... Allied Press is a New Zealand publishing company based in Dunedin. ... This article or section does not cite its references or sources. ... This article is being considered for deletion in accordance with Wikipedias deletion policy. ... The front cover of Amiga Power Issue 49. ... Spanish: Comunidad Andina, abbreviated CAN) is a trade bloc that comprises the South American countries of Bolivia, Colombia, Ecuador, Venezuela. ... , Andhra Pradesh (Telugu: , Urdu: ; pronunciation: ), the Rice Bowl of India, is a state in southern India. ... Ang Pamantasan The Ang Pamantasan (AP) is the official student publication of the Pamantasan ng Lungsod ng Maynila (PLM). ... Cutout of the ITER project Applied physics is physics that is intended for a particular technological or practical use, as for example in engineering, as opposed to basic research. ... In mathematics, an arithmetic progression or arithmetic sequence is a sequence of numbers such that the difference of any two successive members of the sequence is a constant. ... Armenian Power, also known as AP, is an Armenian-American gang located in Los Angeles. ... An Armour piercing shell is a type of ammunition designed to penetrate armour. ... Asian Pride is a slogan used by Asian American, Asian Australian and British Asian youth. ... Map showing general definition of Asia-Pacific The term Asia Pacific or Asia-Pacific, sometimes abbreviated as APAC, generally applies to the littoral East Asia and South East Asia states that are near the Pacific Ocean, plus the states in the ocean itself (Oceania). ... An assistant principal is an administrator at an elementary, middle, or a high school. ... Attachment parenting, a phrase coined by pediatrician William Sears,[1] is a parenting philosophy based on the principles of the attachment theory in developmental psychology. ... Au pair is an anglicization of the French term au pair, which means on par or equal to and describes a young person living on an equal basis with a host family in a foreign country. ...

• ap, a Welsh patronym
• Ap (water), the Vedic Sanskrit term for water

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