reed organ

1. A reed stop in an organ, having eight-foot pitch. a bass tuba that coils over the shoulder of the musician.
   低音大号音栓风琴里的簧管音栓，有八个音高可套在演奏家肩上的低音大号。

noun

1. a free-reed instrument in which air is forced through the reeds by bellows

   Synonym:    harmoniumorgan