API (disambiguation)

Look up API or api in Wiktionary, the free dictionary.

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

API or api may also refer to:

• Academic Programs International, an American study-abroad provider
• American Petroleum Institute, an American trade-lobbying and international-standardization organization
• 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

• Academic Performance Index, a measure of scholastic performance used in California, United States
• Auburn University, formerly known as Alabama Polytechnic Institute

• Api (mountain), Nepal
• Api Chamber, a large cave chamber in Malaysia
• Mount Api, Malaysia

• 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

• Active pharmaceutical ingredient, a basic component of any medicine or pharmaceutical drug
• 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

• 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.

• AP1 (disambiguation)
• API Network, an Australian organisation of public intellectuals, and book publisher

This disambiguation page lists articles associated with the title API.
If an internal link led you here, you may wish to change the link to point directly to the intended article.