Harmonium (disambiguation)

• Appalachian dulcimer
• Harmonium (Adams)
• Harmonium (Harmonium album)
• Harmonium (Vanessa Carlton album)
• Harmonium (band)
• Harmonium (fictional creature)
• Harmonium (film)
• Harmonium (poetry collection)
• Hooke's atom
• Melodeon (disambiguation)
• One Pattern
• harmonium
• restricted Boltzmann machine
• ringtone maker