1. different arrangements or orderings of a set of items
Usage: mathematics
2. different versions or forms of something

Examples

• The teacher explained how to calculate permutations of letters in a word.
• There are six permutations of the letters A, B, and C.
• The designer created several permutations of the logo before choosing the final version.
• We studied all possible permutations of the seating arrangement.
• The recipe allows for many permutations using different spices.
• Scientists examined various permutations of the experimental conditions.