Meaning of PERMUTATION in English

PERMUTATION

noun Etymology: Middle English permutacioun exchange, transformation, from Anglo-French, from Latin ~-, permutatio, from permutare Date: 14th century often major or fundamental change (as in character or condition) based primarily on rearrangement of existent elements , 2. the act or process of changing the lineal order of an ordered set of objects, an ordered arrangement of a set of objects, ~al adjective

Merriam Webster. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.