APL is an abbreviation, acronym, or initialism that may refer to:

Science and technology

* 132524 APL, an asteroid *

Abductor pollicis longus muscle In human anatomy, the abductor pollicis longus (APL) is one of the extrinsic muscles of the hand. Its major function is to abduct the thumb at the wrist. Its tendon forms the anterior border of the anatomical snuffbox. Structure The abducto ...

, in the human hand *

Acute promyelocytic leukemia Acute promyelocytic leukemia (APML, APL) is a subtype of acute myeloid leukemia (AML), a cancer of the white blood cells. In APL, there is an abnormal accumulation of immature granulocytes called promyelocytes. The disease is characterized by ...

, a subtype of acute myelogenous leukemia * ''

Applied Physics Letters ''Applied Physics Letters'' is a weekly peer-reviewed scientific journal that is published by the American Institute of Physics. Its focus is rapid publication and dissemination of new experimental and theoretical papers regarding applications of ...

'', a physics journal *

Nampula Airport Nampula Airport is an international airport in Nampula, Mozambique Mozambique, officially the Republic of Mozambique, is a country located in Southeast Africa bordered by the Indian Ocean to the east, Tanzania to the north, Malawi and Za ...

(IATA airport code: APL), in Mozambique

Computers

* .apl, the file extension of the

Monkey's Audio Monkey's Audio is an algorithm and file format for lossless audio data compression. Lossless data compression does not discard data during the process of encoding, unlike lossy compression methods such as Advanced Audio Coding, MP3, Vorbis ...

metadata file * AMD Performance Library, renamed Framewave, a computer compiler library *

APL (programming language) APL (named after the book ''A Programming Language'') is a programming language developed in the 1960s by Kenneth E. Iverson. Its central datatype is the multidimensional array. It uses a large range of special graphic symbols to represent m ...

, an array-based programming language ** APL (codepage), the character set for programming in APL * Address Prefix List, a DNS record type *

Address (programming language) The Address programming language (, ) is one of the world's first high-level programming languages. It was created in 1955 by Kateryna Yushchenko. In particular, the Address programming language made possible indirect addressing and addresses of ...

, an early high-level programming language developed in the Soviet Union * Advanced Physical Layer, an extension of Ethernet 10BASE-T1L for field devices * Alexa Presentation Language, a language for developing

Amazon Alexa Amazon Alexa is a virtual assistant technology marketed by Amazon and implemented in software applications for smart phones, tablets, wireless smart speakers, and other electronic appliances. Alexa was largely developed from a Polish speech s ...

skills * Associative Programming Language, a database query language

Software licences

Adaptive Public License The Adaptive Public License (APL) is an open-source license from the University of Victoria. It is a weak copyleft, adaptable template license that has been approved by the Open Source Initiative. The Initial Contributor for a project sets up th ...

, an Open Source license from the University of Victoria, Canada *

AROS Public License The AROS Public License (APL) is a software license which is primarily used as the license for the AROS Research Operating System software project. Version 1.1 is based on the text of Mozilla Public License 1.1, with some definitions added and ...

, a license of AROS Research Operating System * Arphic Public License, a free font license

Organizations

* APL (shipping company), a Singapore-based container and shipping company * Aden Protectorate Levies, a militia force for local defense of the Aden Protectorate * Advanced Production and Loading, a Norwegian marine engineering company formed in 1993 * American President Lines, a container transportation and shipping company *

American Protective League The American Protective League (1917–1919) was an organization of private citizens sponsored by the United States Department of Justice that worked with federal law enforcement agencies during the World War I era. Its mission was to identify sus ...

, a World War I-era pro-war organization *

Applied Physics Laboratory The Johns Hopkins University Applied Physics Laboratory (or simply Applied Physics Laboratory, or APL) is a not-for-profit university-affiliated research center (UARC) in Howard County, Maryland. It is affiliated with Johns Hopkins University ...

, at Johns Hopkins University * Applied Physics Laboratory at the

University of Washington The University of Washington (UW and informally U-Dub or U Dub) is a public research university in Seattle, Washington, United States. Founded in 1861, the University of Washington is one of the oldest universities on the West Coast of the Uni ...

* Association of Pension Lawyers, UK * Athletic Propulsion Labs, an American clothing company formed in 2009 * Aurora Public Library (disambiguation) *

Irish Anti-Partition League The Irish Anti-Partition League (APL) was a political organisation based in Northern Ireland which campaigned for a united Ireland from 1945 to 1958. The organisation aimed to unite Irish nationalists, filling the void left by nationalist group ...

, a Northern Ireland political organisation

Sport

* Abkhazian Premier League, the top-level association football league of Abkhazia * Afghanistan Premier League, an Afghan Twenty20 cricket league * Afghan Premier League, a men's football league in Afghanistan * American Patriot League, a proposed American football spring league * American Premiere League, a Twenty20 cricket league in the US *

Armenian Premier League The Armenian Premier League (, known as the Armenian Fastex Premier League for sponsorship reasons) is the top association football, football competition in Armenia. From 1936 to 1991, the competition was held as a regional tournament within th ...

, the top-level association football league of Armenia * Australian Professional Leagues, an Australian soccer governing body *

Azerbaijan Premier League The Azerbaijan Premier League (), also known as Misli Premyer Liqası for sponsorship reasons, is a professional association football league in Azerbaijan and the highest level of the Azerbaijani football league system. It is contested by twelve ...

, the top-level association football league of Azerbaijan

Other uses

apl.de.ap Allan Pineda Lindo (born November 28, 1974), known professionally as apl.de.ap ( ), is a Filipino-American rapper, singer and record producer. He is a founding member of the hip hop group Black Eyed Peas (BEP). With the BEP, he has been nomin ...

(born 1974), pseudonym of Allan Pineda Lindo, Filipino–American musician * A US Navy hull classification symbol: Barracks craft (APL) {{disambiguation