heptachord Definition

polychord, musical interval, organ stop, tierce de picardie, bichord, musical note, trichord, decachord, picardy third, middle c, musical scale, vox angelica, major scale, seventh chord, minor scale, octachord, chord, sesquitone, citole, clarichord, melodize, bass fiddle, orpharion, cantus firmus, tone of voice, wind instrument, reed stop, harmonic series, piece of music, melody, melopoeia, key signature, f clef, heterophony, plagal cadence, equisonance, rhythmometer, electronic organ, barbiton, colorature, manichord, penillion, faburden, heptastich, heckelphone, diatonic scale, piano, sound property, pentatonic scale, pitch accent, viola clef, lyrism, cromorna, subsemitone, pedal point, make noise, hypolydian, euphonon, ditone, hypodorian, chromatic scale, pentachord, subtonic, symphonious, electrophone, euharmonic, dipody, polyphonist, homotonous, guitar, symphonize, set to music, undersong, tenor clef, diapente, musical score, bass horn, diacoustic, bass clef, proceleusmatic, sarrusophone, digitorium, fidicinal, musical box, metrical foot, work song, consonous, electric organ, in chorus, musical arrangement, sonorific, arpeggio, electronic instrument, pianette, rhythming, disdiapason, grenadillo, absolute music, violin, phonetism,