Editing API (disambiguation)

{{for|information on Wikipedia APIs|Wikipedia:Creating a bot#APIs for bots|selfref=y}}
{{Wiktionary|API|api}}

An '''[[API]]''', or application programming interface, is any defined inter-program interface.

'''API''' or '''api''' may also refer to:
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== Companies and organizations ==
* [[Academic Programs International]], an American study-abroad provider
* [[American Petroleum Institute]], an American trade-lobbying and international-standardization organization
* [[List of pharmaceutical companies#1-A|AmeriStat Pharmaceuticals, Inc.]], a US-based international wholesaler and exporter of pharmaceuticals and medical supplies
* [[Animal Protection Institute]], an American non-profit organization
* [[Anonima Petroli Italiana]], an Italian petrol (gasoline) company
* [[Associated Producers Incorporated]] a B picture subsidiary of 20th Century Fox
* [[Athletes' Performance Institute]], an American training facility for competitive athletes
* [[Australian Pharmaceutical Industries]]
* [[Australian Property Institute]], an Australian professional organization in valuation
* [[Automated Processes, Inc.]], an American audio electronics company
* [[Automobile Products of India]], an Indian automotive company
* [[Aviation Partners Inc.]], an American aviation components company

== In education ==
* [[Academic Performance Index]], a measure of scholastic performance used in California, United States
* [[Auburn University]], formerly known as Alabama Polytechnic Institute

== Places ==
* [[Api (mountain)]], Nepal
* [[Api Chamber]], a large cave chamber in Malaysia
* [[Mount Api]], Malaysia

== In politics ==
* [[Alliance for Italy]], a centrist political party in Italy
* [[Arab Peace Initiative]], a peace initiative proposed in 2002 at the Beirut Summit of the Arab League

==In science and technology==
*[[Active pharmaceutical ingredient]], a basic component of any medicine or pharmaceutical drug
*[[Blowback_(firearms)#Advanced_primer_ignition_.28API.29_blowback|Advanced primer ignition]], a type of blowback operation for firearms that ignites the primer when the bolt is still moving with the goal of increasing rate of fire and decreasing felt recoil.
*Petroleum industry nomenclature deriving from American Petroleum Institute
**[[API gravity]], a measure of the density of petroleum
**[[API number]], a unique identifier applied to each petroleum exploration or production well drilled in the United States
**API unit, a standard measure of natural gamma radiation measured in a borehole
*[[Analytical Profile Index]], a miniaturized panel of biochemical tests compiled for identification of groups of closely related bacteria
*[[API oil-water separator]]
*[[Air Pollution Index]], a measure of air quality used in Hong Kong and Malaysia
*[[Armor-piercing incendiary]], a type of armor-piercing shot and shell
*[[Atmospheric pressure ionization]], a type of ionization in mass spectrometry
*[[Apnea–hypopnea index]], an index used to indicate the severity of [[sleep apnea]]

==Other uses==
*Advance passenger information, [[passenger name record]] collected by commercial transportation operations
*[[Asian-Pacific Islander]]
*[[Aviation Preflight Indoctrination]], the first major phase of training for a [[United States Naval Aviator]]
*Announcement in the public interest, an alternate name for a [[public-service announcement]]
*[[International Phonetic Alphabet]], a system of phonetic notation (known in French as the ''alphabet phonétique international'')
*[[Api (apple)]], an apple cultivar.

==See also==
* [[AP1 (disambiguation)]]
*[[API Network]], an Australian organisation of public intellectuals, and book publisher

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