Major seventh interval

Minor seventh in musical notationThe minor seventh interval consists of two notes with eleven semi-steps distance. For example, C to B note will result in this musical interval.

The major seventh interval is abbreviated M7 (an alternate spelling is diminished octave). Related is the minor seventh, which is abbreviated m7
Keyboard major seventh interval 
A major seventh C to B on the keyboard.

Listen to major seventh interval (C-B):

This interval is present in the major 7th chord. For example, Cmaj7 consisting of the notes C, E, G, B. It is also included in several scales, including the Major Scale.

Ascending major seventh intervals

A list with ascending major seventh intervals:

Inversions of these intervals will result in minor seconds.

Descending major seventh intervals

A list with descending major seventh intervals: