an act of transposing.

the state of being transposed.

a transposed form of something.

Genetics . the movement of a gene or set of genes from one DNA site to another.

Photography . the process of reversing the tonality of an image, as from negative to positive.

Mathematics . a permutation of a set of elements that interchanges two elements and leaves the remaining elements in their original positions.

noun

commutation , exchange , interchange , shift , substitution , switch , trade , inversion , turnabout , turnaround , metathesis