1. Predominant part of music which is recognizable as the "tune." Technically, any succession of single notes (as contrasted to "harmony," which is the simultaneous sounding of several notes). 2. In a fairground organ, the division of pipes which frequently plays the melody or main melodic parts of the music. Other divisions of a typical fairground organ are the countermelody, accompaniment, and bass.
MBSI
Musical Box Society International