D Minor-Major Seventh Chord

Chord Tones: D Minor-Major Seventh Chord

Symbol: mMaj7, m△7 — Formula: 1-♭3-5-7

DegreeNoteFrequency (A=440, Equal)
1 D 293.665 Hz
♭3 F 349.228 Hz
5 A 440.000 Hz
7 C# 277.183 Hz

Chord Notation

Notation TypeSymbol / Value
Lead Sheet SymbolDmMaj7
All Common SymbolsmMaj7, m△7
Interval Formula1-♭3-5-7
Harmonic Categorytense

Roman numeral (e.g. I, IV, V) and Nashville Number notation are key-dependent. See Keys pages for chord function within specific keys.

Inversions

InversionNotes (low to high)Bass NoteSlash Notation
Root Position D F A C# D D Minor-Major Seventh Chord
First Inversion F A C# D F D Minor-Major Seventh Chord/F
Second Inversion A C# D F A D Minor-Major Seventh Chord/A
Third Inversion C# D F A C# D Minor-Major Seventh Chord/C#

Harmonic Function

The D minor major seventh chord commonly functions as the supertonic (ii) in C major or dominant (V) in G major. Its harmonic role varies by key — in major keys it provides subdominant or supertonic color.

The minor-major seventh chord combines a minor triad with a major seventh, creating a uniquely tense sound. It appears in descending bass lines and is characteristic of film noir and jazz.

Common Progressions

The D Minor-Major Seventh Chord frequently appears in these progression patterns (shown in Roman numeral notation relative to key):

Songs Featuring the Minor-Major Seventh Chord

Well-known songs where the D Minor-Major Seventh Chord — or this chord type — plays a prominent role:

Tuning Frequencies Across Temperaments

Frequencies shown at A=440 Hz. View full temperament data for any note.

NoteEqual Temp.PythagoreanJust Intonation
D 293.665 Hz 293.332 Hz 294.329 Hz
F 349.228 Hz 347.654 Hz 348.834 Hz
A 440.000 Hz 440.000 Hz 436.043 Hz
C# 277.183 Hz 278.437 Hz 279.067 Hz

Scales Containing the D Minor-Major Seventh Chord

These scales include the D Minor-Major Seventh Chord as a diatonic or characteristic chord: