Half-Whole Diminished Scale

The half-whole diminished scale alternates half steps and whole steps across eight notes. It supplies the flat ninth, sharp ninth, sharp eleventh and thirteenth over a dominant chord, which makes it the standard altered dominant sound in jazz.

Half-Whole Diminished scale formula

Formula
H–W–H–W–H–W–H–W

Half-Whole Diminished scale in every key

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Other scale types

Frequently asked questions

What is the Half-Whole Diminished scale?

The half-whole diminished scale alternates half steps and whole steps across eight notes. It supplies the flat ninth, sharp ninth, sharp eleventh and thirteenth over a dominant chord, which makes it the standard altered dominant sound in jazz.

What is the formula for the Half-Whole Diminished scale?

The Half-Whole Diminished scale follows the step pattern H–W–H–W–H–W–H–W, where H is a half step and W is a whole step.