Found 2 items, similar to harmonium.
English → English (WordNet) Definition: harmonium harmonium n : a free-reed instrument in which air is forced through the reeds by bellows [syn: organ, reed organ]
English → English (gcide) Definition: Harmonium Harmonium \Har*mo"ni*um\ (h[aum]r*m[=o]"n[i^]*[u^]m), n. [NL. See Harmony. ] A musical instrument, resembling a small organ and especially designed for church music, in which the tones are produced by forcing air by means of a bellows so as to cause the vibration of free metallic reeds. It is now made with one or two keyboards, and has pedals and stops. [1913 Webster]