Subdominant Seventh Chord

Definition

The subdominant seventh chord is a four-note chord built on the fourth scale degree of a major or minor key. It consists of a root, a major or minor third, a perfect fifth, and a minor seventh.

Analogy

Think of the subdominant seventh chord as the "cool cousin" of the dominant seventh chord. Just like how your cool cousin adds an extra level of excitement to family gatherings, the subdominant seventh chord adds tension and interest to music.

Related terms

IV7 chord: This term refers to the specific subdominant seventh chord in major keys. It is built on the fourth scale degree and has a major third, perfect fifth, and minor seventh.

iv7 chord: This term refers to the specific subdominant seventh chord in minor keys. It is built on the fourth scale degree and has a minor third, perfect fifth, and minor seventh.

Dominant Seventh Chord: This term refers to another type of four-note chord that is built on the fifth scale degree. It consists of a root, major third, perfect fifth, and minor seventh.