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Pump organ
/pˈʌmp ˈɔːɡən/
/pˈʌmp ˈɔːɹɡən/
Pump organ
[NOUN]1
a keyboard instrument that produces sound by forcing air through reeds using a foot-operated bellows or hand-pumped mechanism
a keyboard instrument that produces sound by forcing air through reeds using a foot-operated bellows or hand-pumped mechanism