APL is an abbreviation, acronym, or initialism that may refer to:
The APL programming language is distinctive in being symbolic rather than lexical: its primitives are denoted by symbols, not words.
APL (named after the book A Programming Language) is a programming language developed in the 1960s by Kenneth E.
Allan Pineda Lindo (born November 28, 1974), better known by his stage name apl.de.ap (pronounced "Apple Dee Ap"), is a Filipino American rapper, record producer, singer and musician best known as a member of the Grammy Award-winning hip hop group The Black Eyed Peas.
Aplastic anemia is a rare disease in which the bone marrow and the hematopoietic stem cells that reside there are damaged.
APL Logistics Ltd. (APLL) is a wholly owned subsidiary of Kintetsu World Express, Inc. (KWE), a Japan-based freight forwarding and transportation company.
Aplia Inc. is an educational technology company founded in 2000 by Stanford University professor Paul Romer that offers online homework products geared toward college-level courses.
Aplysia (/əˈpliʒiːə/ or /əˈpliʒə/) is a genus of medium-sized to extremely large sea slugs, specifically sea hares, which are one clade of large sea slugs, marine gastropod mollusks.
Amyloid-like protein 2, also known as APLP2, is a protein that in humans is encoded by the APLP2 gene.