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APL

American  
Computers.

  1. an interactive programming language having concise notations for operations on entire arrays of numbers and characters.

Etymology

Origin of APL

1965–70; A P(rogramming) L(anguage)

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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.