D♯m9♭5 / E♭m9♭5

5-note minor 9th flat 5 on D♯ / E♭D♯, F, F♯, A, C♯.

Press to hear the chord strummed low to high.

A half-diminished seventh with the ninth added — the ninth softens the tension of the flat five just slightly.

The notes

Pitches taken from the first fingering below — click any note to open its frequency page.

Interval formula

DegreeNoteWhat it is
1D♯root
9Fninth
♭3F♯minor third
♭5Aflat fifth (diminished)
♭7C♯flat seventh (dominant)

The formula reads in semitones above the root (D♯): 1, 9, ♭3, ♭5, ♭7. A voicing may leave a tone out — often the fifth — but never adds one from outside this set.

Ukulele fingerings · 4

2fr1413
from fret 2
5fr2214
from fret 5
8fr4221
from fret 8
9fr2111
from fret 9

Read a diagram top-down: the thick bar is the nut, dots are where to press (the number is which finger), means play the open string, means don't play it. A bar across strings is a barre.

Other D♯ / E♭ chords

m9♭5 chords on every root