Inversion (music)
![Inversion example from Bach's The Well-Tempered Clavier[1] Play top Play bottom . The melody on the first line starts on A, while the melody on the second line is identical except that it starts on E and when the first melody goes up the second goes down an equal number of diatonic steps, and when the first goes down the second goes up an equal number of steps.](/uploads/202501/20/Inversion_example1803.png)


![Figure 1: the closing phrase of the hymn-setting Rustington by the English composer Hubert Parry (1848–1918),[2] showing all three positions of the C major chord.[3] Play See figured bass below for a description of the numerical symbols.](/uploads/202501/20/Rustington31804.png)
In music theory, the word inversion has several meanings. There are inverted chords, inverted melodies, inverted intervals, and (in counterpoint) inverted voices. The concept of inversion also plays a role in musical set theory.
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