Transposition

Shifting a composition to a different pitch level. The process of rewriting a piece of music or a scale so that is sounds higher or lower in pitch. This involves raising or lowering each pitch by the same interval.music may be transposed when the original key is changed, a process all too necessary in accompanying singers and for whom a transposition of the music down a tone or two may be necessary. Some instruments are known as transposing instruments because the written notes for them sound higher or lower than the apparent written pitch, when they are played<br><br>The process of rewriting a piece of music or a scale so that is sounds higher or lower in pitch. This involves raising or lowering each pitch by the same interval