AN

An is an indefinite article in the English language; see also: a and an.

An, AN, aN, or an may also refer to:

Places

• An County, in Sichuan, China

Placename abbreviations or codes

• Andaman and Nicobar Islands, a territory in southeastern India in the ISO 3166 code
• Anderson County, Kansas state county code
• Andorra's obsolete NATO country code
• Angola's World Meteorological Organization country code
• Netherlands Antilles' ISO country code
• Province of Ancona, a province of Italy in the ISO 3166-2:IT code

People

Names

• Ahn (Korean name) (安)
• An (surname) (安), Chinese surname

Language

• Aragonese language's ISO 639-1:2002 language code
• AN Algemeen Nederlands (meaning "Common Dutch"), the official Dutch language
• A variant of the prefix "in" as used before vowels to convey the meaning "not" (for example: aneuploid means "not euploid")

Religion

• An (Shintō), a small table or platform used during Shinto ceremonies
• An (goddess), a goddess in Sumerian mythology
• Anu, a god in Sumerian and Babylonian mythology

Mathematics and science

• Acrylonitrile
• Anorexia nervosa, an eating disorder
• Acanthosis nigricans, a skin condition
• A_n, a root system and its Dynkin diagram
• A_n, conventional notation for the alternating group
• Abbreviation of anode in electronic schematics
• AN, ammonium nitrate
• aN, the attonewton, an SI unit of force

Organizations

• Airlinair, IATA airline code
• AnimeNEXT, an annual anime convention located in New Jersey
• Anime North, a Canadian anime convention
• The IATA airline designator for Ansett Australia, a major Australian airline group that is now defunct
• Apalachicola Northern Railroad's reporting mark
• Aryan Nations, a white supremacist religious organization
• Astronomische Nachrichten, or Astronomical Notes, an international Astronomy journal
• Australian National Railways Commission - Australian rail operator from 1975 until 1987
• Avisa Nordland, a Norwegian newspaper
• Alleanza Nazionale, the Italian name for the National Alliance (Italy), a former political party in Italy
• The design office prefix for Antonov, a Ukrainian (formerly Soviet) aircraft manufacturing and services company

Military

• A prefix used by the U.S. military for electronic equipment named under the Joint Electronics Type Designation System
• AN, the United States Navy hull classification symbol for "net laying ship"

Other uses

• An (あん), the original title of the 2015 Japanese film Sweet Red Bean Paste
• AN thread, a type of fitting
• Application note (in engineering), most often seen as A.N.
• Associate degree in Nursing
• Agios Nikolaos (Lasithi prefecture) in greek license plates