Meaning of permutation


Pronunciation: (pûr"myoo-tā'shun), [key]
— n.
  1. the act of permuting or permutating; alteration; transformation.
    1. the act of changing the order of elements arranged in a particular order, as abc into acb, bac, etc., or of arranging a number of elements in groups made up of equal numbers of the elements in different orders, as a and b in ab and ba; a one-to-one transformation of a set with a finite number of elements.
    2. any of the resulting arrangements or groups. Cf.combination(def. 8b).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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