(n.) 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.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). harmonium. Retrieved September 21, 2026, from http://smartdefine.org/harmonium/definitions/2015092 |
| Chicago | Webster's. 2011. "harmonium" http://smartdefine.org/harmonium/definitions/2015092 (accessed September 21, 2026). |
| Harvard | Webster's 2011, harmonium, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/harmonium/definitions/2015092>. |
| MLA | Webster's. "harmonium" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/harmonium/definitions/2015092> |