Permutation

1.

The act of permuting; exchange of the thing for another; mutual transference; interchange.

2.

The arrangement of any determinate number of things, as units, objects, letters, etc., in all possible orders, one after the other; -- called also alternation. Cf. Combination.

3.

Any one of such possible arrangements.

អត្ថន័យផ្សេងទៀត

1.

Barter, exchange