Home > Lessons > Pitch of sounds > Tritone


Tritone is an interval composed of three tones, so a augmented fourth or a diminished fifth.

Examples of tritones:

A tritone is present in dominant seventh chord in root position and on some inversions of dominant seventh chord.

dominant seventh chord in root position:

Resolution of tritone

In tonal music, the tritone is dissonant and must be resolved:


In tonal music,
- A diminished fifth should be resolved with a smaller interval (third)
- An augmented fourth should be resolved with a bigger interval (sixth)

The tritone, the devil’s interval

The tritone is also called devil’s interval in western music because of its dissonant characteristic.

All music practice games: Let's play to our free games
All music practice games


Write a comment

Your comment comment will be manually validate.

Your name/pseudo (needed):

Do not fill if you are human (anti spam)

Your comment:

Email (optional) (needed if you want to be inform of a reply):

Image/photo (optional) (JPG, JPEG, PNG ou GIF) (image concerning your comment):
photo, image

Javascript should be activated

Copy this code please (needed):