¹ac·cor·di·on
\ð-'kord-E-ðn\ n [G akkordion, fr.
akkord chord, fr. F accord, fr. OF accort
] (1831) : a portable keyboard wind instrument in which the wind is
forced past free reed by means of a hand-operated bellows -- ac·cor·di·on·ist
\-E-ð-nðst\ n