n. The whole arrangement, or one range, of the keys{ 3 } of an organ, piano, typewriter, etc.; that part of a device containing the keys{ 3 } used to operate it. [ 1913 Webster ]
[キーボードおよびがいぶプログラムにゅうりょくしきけいさんき, ki-bo-do oyobigaibu puroguramu nyuuryokushikikeisanki]calculator with keyboard and external program input[Add to Longdo]