routine

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

• noun A set of customary or unchanging and often mechanically performed activities or procedures: synonym: method.
• noun The practice of such activities or procedures.
• noun A scripted piece of entertainment, especially in a nightclub or theater.
• noun Slang A particular kind of behavior or activity.
• noun Computers A set of programming instructions designed to perform a specific limited task.
• adjective In accord with established procedure.
• adjective Habitual; regular.
• adjective Having no special quality; ordinary.

from The Century Dictionary.

• noun A customary course of action or round of occupation; a way or method systematically followed; regular recurrence of the same acts or kind of action: as, the routine of official duties; to weary of a monotonous routine.
• noun Fixed habit or method in action; the habitual doing of the same things in the same way; unvarying procedure or conduct.
• Habitually practised or acting in the same way; following or consisting in an unvarying round: as, routine methods or duties; a routine official.

from the GNU version of the Collaborative International Dictionary of English.

• noun A round of business, amusement, or pleasure, daily or frequently pursued; especially, a course of business or offical duties regularly or frequently returning.
• noun Any regular course of action or procedure rigidly adhered to by the mere force of habit.

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

• noun A course of action to be followed regularly; a standard procedure
• noun A set of normal procedures, often performed mechanically
• noun A set piece of an entertainer's act
• noun computing A set of instructions designed to perform a specific task; a subroutine
• adjective According to established procedure.
• adjective Regular; habitual.
• adjective Ordinary with nothing to distinguish it from all the others.

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

• noun a short theatrical performance that is part of a longer program
• adjective found in the ordinary course of events
• noun a set sequence of steps, part of larger computer program
• noun an unvarying or habitual method or procedure