Dm13addb9#11 Minor 7th

The Dm13addb9#11 chord is built from the notes D – F – A – C – Eb – G# – B.

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Chord tones, one by one

DRoot

Root

The fundamental note the chord is built on — D.

FThird

Minor third

Three semitones — makes the chord minor (darker, sadder).

AFifth

Perfect fifth

Seven semitones — the most stable interval, reinforces the root.

CSeventh

Minor seventh (♭7)

Ten semitones — the dominant/minor seventh. Adds bluesy tension (7, m7).

EbExtension

Flat ninth (♭9)

A ♭9 — sharp, dissonant tension typical of altered dominant chords.

G#Extension

Sharp eleventh (♯11)

A ♯11 — the bright, floating Lydian color.

BExtension

Thirteenth (13)

A 13th — full, rich top extension.

🎹 Modal analysis

This chord is so rich it doesn't fit a single scale: it's a polychord (an “upper structure”) that stacks tensions from several scales at once. It doesn't work like a dominant that “wants” to resolve — it's pure color: picture one triad floating over an unrelated bass, the kind of sound used in reharmonization and modal passages. To make sense of it, follow the note-by-note breakdown above.

🎸 Genres

Modern jazz · Fusion · Film & TV scoring · Impressionism

m13addb9#11 in every key

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