Harmonium (disambiguation)

A harmonium or pump organ is a reed organ that generates sound with foot- or hand-pumped bellows.

Harmonium may also refer to:


 * Harmonium (fictional creature), a creature in the 1959 novel The Sirens of Titan
 * Harmonium (poetry collection), a 1923 collection of poetry by Wallace Stevens
 * Hooke's atom or harmonium, an artificial helium-like atom
 * Former name for a restricted Boltzmann machine, a generative stochastic neural network
 * The earliest ringtone maker, released in 1997
 * Harmonium (film), a 2016 Japanese film

Music

 * Harmonium (Adams), a large-scale work for orchestra and chorus by American composer John Coolidge Adams
 * Harmonium (band), a 1970s Québécois band
 * Harmonium (Harmonium album), the eponymous release by the same band
 * Harmonium (Vanessa Carlton album), a 2004 album by Vanessa Carlton
 * A song by P-MODEL from the album One Pattern
 * Harmonium, alternative name for the Appalachian dulcimer