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Syllabification: per·mu·ta·tion
Pronunciation: /ˌpərmyo͝oˈtāSH(ə)n

Definition of permutation in English:


1A way, especially one of several possible variations, in which a set or number of things can be ordered or arranged: his thoughts raced ahead to fifty different permutations of what he must do
More example sentences
  • The possible permutations of ordering the seven stamps determined the need for 42 collages.
  • We will give a proof here, independent of Wilson's theorem, that all permutations are possible.
  • There are 16 different permutations for a possible World Series matchup this season.
arrangement, combination, order, configuration, disposition, organization, sorting, grouping, variation, selection
1.1 Mathematics The action of changing the arrangement, especially the linear order, of a set of items.
Example sentences
  • The statistical significance of this test is calculated by permutation.
  • A simple position permutation was also used to generate random sequences.
  • The statistical significance of the values was estimated by permutation analysis using 1,000 replications.


late Middle English (in the sense 'exchange, barter'): via Old French from Latin permutatio(n-), from the verb permutare 'change completely' (see permute).



Pronunciation: /-ˈtāSHənəl/
Example sentences
  • His methods here are based on wreath products and permutational products.
  • The table was analyzed using an exact permutational test using the algorithm of ROFF and BENTZEN permuted randomly 1000 times.
  • Here, the permutational integers are sentences, rather than rhymes.

Definition of permutation in:

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