from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A set of instructions that performs a specific task for a main routine, requiring direction back to the proper place in the main routine on completion of the task.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun computer science A section of code, called by the main body of a program, that implements a task. While it may be used at more than one point in a program, it need not be.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a set sequence of steps, part of larger computer program


from Wiktionary, Creative Commons Attribution/Share-Alike License

sub- +‎ routine


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