an electronic organ having a small keyboard for the right hand and for the left hand a set of buttons each of which produces a full chord when pushed.
[ 1950-55 ]
an electronic organ having a small keyboard for the right hand and for the left hand a set of buttons each of which produces a full chord when pushed.
[ 1950-55 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012