The word "Polychord" refers to a musical term descriptive of a chord featuring several pitches, each with a specific harmonic function. Synonyms include complex chord, multi-chord, and extended chord. This type of chord is used in various musical genres and is often associated with jazz music. Other synonyms for polychord include augmented chord, diminished chord, seventh chord, and ninth chord. Regardless of the name, polychords are an excellent way of creating complex harmonies and adding depth and richness to music. They are particularly useful in creating intricate chord progressions, and musicians may use them to create unique sounds that are not achievable with more traditional chords.