transposition

(especially mathematics) The act or process of transposing or interchanging.

(music) A shift of a piece of music to a different musical key by adjusting all the notes of the work equally either up or down in pitch.

(chess) A sequence of moves resulting in a position that may also be reached by another, more common sequence.

(European Union) A incorporation of the provisions of a European Union directive into a Member State's domestic law.