While the origins of Jazz are contested, the music is generally characterized by a syncopated rhythm, improvisation, and a unique blend of African-American and European musical influences. The term “jazz” refers to a wide range of musical styles that developed in the early 20th century in the United States. If you’re unfamiliar with chords or need to brush up on your basics, our blog, Guitar Chords for Beginners: Ultimate Guide, can bring you up to speed. Jazz chords generally add the seventh note and sometimes omit the fifth note–giving them a distinct sound. The most common type of chord is known as a triad, which refers to a three-note combination that includes a root, a third, and a fifth. In music, a chord is a group of notes played together.