Dominant 7th

Definition

Chord built on the dominant (5th) note of a key which adds the 7th note above its root. It is sometimes written as V7 or, in the key of C major, G7 (GBDF).

Major and Dominant 7th chords

Examples

Understanding the dominant seventh chord and a brief introduction to its role in harmony.

Related concepts

• Diminished 7th (H)
• Added 6th (H)
• Augmented triad (AH)