Predominant Seventh Chords

Definition

Predominant seventh chords are four-note chords that typically function as transitional or preparatory chords between tonic and dominant harmonies.

Analogy

Think of predominant seventh chords as musical "bridges" that connect two important destinations. Just like how bridges help you cross from one place to another smoothly, these chords help transition between different sections or harmonies in music.

Related terms

Tonicization: Predominant seventh chords can be used for tonicization, temporarily emphasizing a different tonal center within a piece of music.

Cadence Progressions: Predominant seventh chords often appear in cadence progressions such as ii-V-I or IV-V-I, adding harmonic interest before resolving to the tonic.

Voice Leading: Understanding voice leading principles helps create smooth transitions between predominant seventh chords and other harmonies by minimizing melodic leaps.