See also: apl
- Initialism of .
Computer language: from the book A Programming Language.
- (astronomy, NASA, physics) Abbreviation of (a Johns Hopkins University laboratory)
- (physics, US) Abbreviation of (at the University of Washington)
- (computer languages) An early programming language using mathematically derived symbols for many of its operations.
APL (plural APLs)
- (Scouting) Initialism of .