Harmonicon may refer to:
Music The Harmonicon, a London musical magazine 1823–33 Panharmonicon, an organ-like musical instrument Harmonica, a handheld wind instrument A small pipe organ with a true keyed Glass harmonica, created by A large strung keyboard instrument blending a piano and a harpsichord, played vis-a-vis (and such called) by two players Xylophone, a wooden percussion instrument
Other Harmonicon (spider), a genus in the spider family Dipluridae Harmoniconus, a subgenus of sea snails
See also Harmonic (disambiguation)