It refers the rhythmic flow of various movements that form the dance by playing the melody and rhythm of music. In general, a dance movement is composed of one or more movements in a certain form.
Dance tune is the rhythmic movements that are formed in the course of harmonious combination of the movements of the dance. Dance movement and dance tune are not different from each other. Dance tune is just dance movement with distinct and rich rhythms. Plurality of Korean dances is composed dance tunes, because dance movements have clear rhythms.