D Augmented 7th
Daug7 · Root
Every chord tone stacked from the root up.
Click keys to experiment with the chord
D – F♯ – A♯ – C
1 – 3 – #5 – b7
This augmented dominant has the same notes as 7#5 and often functions as a V chord resolving down a fifth. The whole-tone scale is one common sound; the root may be omitted in piano voicings when a bassist supplies it, and +7 is another notation.
The Daug7 chord sounds distinctive, with a augmented 7th character. Its notes are D, F#, A#, C. This chord is commonly heard in jazz.