D Diminished (half-whole)

D Diminished (half-whole): D E♭ E# F# G# A B C. Formula 1 ♭2 ♯2 3 ♯4 5 6 ♭7. Same notes as F Diminished (half-whole), A♭ Diminished (half-whole), B Diminished (half-whole). Half and whole steps in turn, starting with a half step: the scale jazz players use over dominant chords with ♭9 and ♯9. It repeats every minor 3rd.