Definition of "permutation" [per•mu•ta•tion]

• A complete change; a transformation. (noun)
• The act of altering a given set of objects in a group. (noun)
• Mathematics A rearrangement of the elements of a set. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The only factual effect of the current system or any permutation is creating the illusion of security."
• "Mr. MAHANTHAPPA: And I think this - the idea of permutation is something that I've always gravitated towards."
• "The alternative is to provide a variation on every word in the word censor with every possible punctuation permutation, which is not feasible."