Octatone

Octatone is a musical term that refers to a harmonic concept in which the two middle notes of an interval are a perfect fifth apart. This creates a sense of harmonic tension and resolution. Octatone can be achieved by using intervals such as a major or minor third with a perfect fifth. It can also be used as a dissonant sound in progressions and contrasting with a resolved harmony.

The term "octatone" was originally used by composers to describe a specific harmonic device. It was popularized by the jazz musicians of the 1920s and 1930s. Octatone chord progressions were commonly used in swing and big band music. The use of octatone in these styles often added color and complexity to the music of that era.

Octatone chord progressions create unique harmonic textures that can add surprise or interest to a piece of music. This makes them a useful tool for composers and improvisers. The sound of octatone is often described as bright or tense, which contrasts with the resolution of chord progressions.

In music theory, octatone intervals are typically built from references parallel sixth but represent as the equal interval of the whole sixths. Octatone intervals offer a heightened sense of harmonic release, moving the listener away from the'consonant/intro' to a freeing 'klang weg', joining the harmonic sections to transfer substance under suddenly satisfied resonance while turned-in lyric testimonials mysteries promoting various movements stretched true evil jazz turmoil lodged literally the happening acquisitions without key prepared.