an opposite point-the setting of note against note in harmony; the adding of one or more parts to a given canto fermo or melody-the art of polyphony, or composite melody, i. e., melody not single, but moving attended by one or more related melodies.-music in parts; part writing; harmony; polyphonic music. see polyphony.-a coverlet; a cover for a bed, often stitched or broken into squares; a counterpane.  see 1st counterpane.