melodeon

(redirected from Diatonic button accordion)
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melodeon

or

melodium:

see reed organreed organ,
an organ in which air is forced over free reeds by means of bellows, usually worked by pedals. It is played by the use of one or more keyboards. Variations in tone are produced by stops that control different sets of reeds or vary the manner in which the air acts
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.

melodeon

[mə′lōd·ē·ən]
(electronics)
Broadband panoramic receiver used for countermeasures reception; all types of received electromagnetic radiation are presented as vertical pips on a frequency-calibrated cathode-ray indicator screen.

melodeon

, melodion Music
1. a type of small accordion
2. a type of keyboard instrument similar to the harmonium
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