The Melodic Minor #4 Scale

Melodic Minor Sharp 4 - Harmonic Major

Ab | A | Bb | B | C | Db | D | Eb | E | F | Gb | G

This scale is #4 on Allan Holdsworth's list of "10 most usable scales".

Triads in the Melodic Minor #4 Scale

1dim / 1m
2
3dim / 3aug
#4dim
5 / 5aug
6dim
7m / 7 / 7aug

Seventh Chords in the Melodic Minor #4 Scale

1^mMaj7
2⁷
3^dim7 / 3^maj7#5
4^dim7
5^maj7 / 5^maj7#5
6^dim7 / 6^m7b5
7^m7 / 7⁷ / 7^7#5

Scale Formula: 1 - 2 - b3 - #4 - 5 - 6 - 7

Triads: idim / i - II - iii^dim / III⁺ - #vi^dim - V / V⁺ - vi^dim - vii / VII / VII⁺

Triads: 1^dim / 1^m - 2 - 3^dim / 3⁺ - #4^dim - 5 / 5⁺ - 6^dim - 7^m / 7 / 7⁺

Seventh Chords: 1^mMaj7 - 2⁷ - 3^dim7 / 3^maj7#5 - 4^dim7 - 5^maj7 / 5^maj7#5 - 6^dim7 / 6^m7b5 - 7^m7 / 7⁷ / 7^7#5