D#add9
Added · D# root / E♭
D#add9 / E♭add9
A major triad with an added 9th but no 7th. Bright and open.
0 st4 st7 st14 st
Notes in D#add9
EbRoot
G3rd
Bb5th
F7th
D# / Eb is the key of choice for many jazz standards and brass-heavy arrangements.
Identify the Chord Quality on D#
Each chord below is played on D#. Listen and identify whether you heard D#add9, D#m, D#7, or another quality — the hardest and most useful ear training skill.
Add 9 in All 12 Keys
Other Chords in D#
Related Added
About the D#add9 Chord
The D#add9 chord is a add 9 chord built on D# (also written E♭add9). It contains the notes Eb, G, Bb, F — the root, third, fifth, and seventh.
A major triad with an added 9th but no 7th. Bright and open. Practising the D#add9 chord across different voicings and contexts builds the harmonic recognition that lets you identify it instantly in any musical setting — whether in a band mix, a recording, or a live performance.