harmonium(redirected from Harmonien)
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An organlike keyboard instrument that produces tones with free metal reeds actuated by air forced from a bellows.
[French, from harmonie, harmony, from Old French armonie, harmonie; see harmony.]
(Instruments) a musical keyboard instrument of the reed organ family, in which air from pedal-operated bellows causes the reeds to vibrate
[C19: from French, from harmonie harmony]
har•mo•ni•um(hɑrˈmoʊ ni əm)
an organlike keyboard instrument with small metal reeds and pedal-operated bellows.
[1840–50; Latinization of Greek harmónion, neuter of harmónios harmonious]