a small, square concertina or accordion with buttons instead of a keyboard, used especially in Latin America for tango music.
Origin of bandoneon
1930–35; < Spanish < German Bandonion, Bandoneon, named after Heinrich Band (1821–1860), German inventor + alteration of German (Akkord)ion accordion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a type of square concertina, esp used in Argentina
Word Origin for bandoneon
C20: from Spanish, from German Bandonion, from Heinrich Band, its inventor
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012