Meaning of “permutation” in the English Dictionary

british dictionary

"permutation" in British English

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uk /ˌpɜː.mjuːˈteɪ.ʃən/ us /ˌpɝː.mjuːˈteɪ.ʃən/

[ C usually plural ] formal any of the various ways in which a set of things can be ordered:

There are 120 permutations of the numbers 1, 2, 3, 4 and 5: for example, 1, 3, 2, 4, 5 or 5, 1, 4, 2, 3.
He made 16 separate applications for tickets using various permutations of his children's names.

[ C ] one of several different forms:

The company has had five different names in its various permutations over the last few years.

(Definition of “permutation” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"permutation" in American English

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permutationnoun [ C ]


mathematics any of the various arrangements in which a set of objects can be organized

(Definition of “permutation” from the Cambridge Academic Content Dictionary © Cambridge University Press)