Permutation (noun)

The process of changing the order or arrangement of a set of items.

Origin:

From the late 16th century, permutation is derived from the latin word "permutare" which means to change completely. it was used first in english in the sense of a complete change or alteration of something.

Examples:

1. Permutation is used to find all possible combinations of a set of items.
2. The permutation of the letters of the word can give rise to different words.
3. He calculated the number of permutations possible for the given set of elements.
4. Permutation is an important concept in combinatorics and statistics.
5. The permutation of the digits in the code can produce a different result.