Although repeats of refrains may use different words, refrains are made recognizable by reusing the same melody (when sung as music) and by preserving any rhymes. For example, "The Star-Spangled B… See more

There are two distinct uses of the word "chorus". In the thirty-two bar song form that was most common in the earlier twentieth-century popular music (especially the Tin Pan Alley tradition), "chorus" referred to the entire mai… See more

Many Tin-Pan Alley songs using thirty-two bar form are central to the traditional jazz repertoire. In jazz arrangements the word "chorus" refers to the same unit of music as in the Tin Pan Alley tradition, but unlike the Tin Pan All… See more