trichord Definition

heptachord, polychord, octachord, musical interval, sesquitone, minor scale, pentachord, middle c, decachord, musical scale, harmonic series, tetrachord, bichord, major scale, meride, heptameride, citole, orpharion, organ stop, tierce de picardie, wind instrument, heckelphone, picardy third, seventh chord, clarichord, ditone, tridiapason, bass fiddle, disdiapason, semitone, barbiton, key signature, equisonance, vox angelica, chromatic scale, lyrism, fiddlestring, f clef, diatonic scale, subsemitone, enharmonic, musical note, viola clef, octave, microtone, open interval, square piano, whole tone, tenor clef, sarrusophone, reed stop, fidicinal, harp, plagal cadence, ribible, bass horn, chord, violin, diapente, triseriate, manichord, hexachord, demisemiquaver, whole note, string, dyad, tridactyl, pedal point, cantus firmus, faburden, xylorimba, equisonant, penillion, violin maker, natural number, mixolydian mode, lyre, half step, sextolet, triquadrantal, quinible, homotonous, identity element, ordinal number, mandolin, proceleusmatic, tripartible, cromorna, treble clef, pentatonic scale, pitch accent, musical box, hemidemisemiquaver, melodize, alto clef, cartesian product, heterophony, codetta, bass clef, echometer,