In a chord symbol, the C augmented-major 7th is represented as C+M7. Root note + triad quality + seventh quality + type of chordįor example, if you break down the C augmented-major seventh chord, you can see each of the 4 components in the name:

The 4-part naming system includes the following components, in the same order every time:

Not all 7th chord names and symbols will use all 4 parts, but before we get into the exceptions, it's important that you understand how the 4-part system works. (This is also the system used in most pop music.) The 4-Part Naming SystemĮvery type of 7th chord has a formal 4-part name that identifies both the triad and seventh interval that are used to build it. This article will explain the naming system used in classical music. So different musicians will have different names and chord symbols for the same chords, depending on the style of music they've studied.

It's important to note that classical musicians and jazz musicians have different systems for naming chords. How to Understand Names and Chord Symbols of 7th Chords in Classical Music

G flat major seventh chords