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| har·mo·ni·um [ haar mṓnee əm ] (plural har·mo·ni·ums) |
noun |
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| Definition: |
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type of organ: an organ in which a pair of bellows operated by the player's feet blow air into the reeds to produce musical sound
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| [Mid-19th century. < French< Latin harmonia (see harmony) or Greek harmonios "harmonious"] |
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