piano keyboardn.
/pɪˌanəʊ ˈkiːbɔːd/, U.S. /piˌænoʊ ˈkiˌbɔrd/ The row of keys on a piano; a similar row of keys on another instrument.The modern standard piano keyboard consists of 88 keys, giving a compass of about seven-and-a-quarter octaves. The keyboard is arranged in two rows: the natural keys (usually white) and the sharps and flats (usually black).
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clavier1708
keyboard1776
fingerboard1799
piano keyboard1863
claviature1883
1863 Continental Monthly Dec. 700/1 It is, in fact, an upright harp, played by keys which strike the wires by a pianoforte action, which has an ordinary piano keyboard.
1887 Times 8 Jan. 6/1 The neglect of ear teaching produced mere finger gymnasts, who tickled and tortured the piano keyboard.
1938 Oxf. Compan. Music 788/1 The application of the..piano keyboard (hence the term ‘Piano Accordion’) was made by Bouton, of Paris, in 1852.
1992 New Scientist 20 June 49/2 In the past century there have been at least eight attempts to reform the piano keyboard.
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).
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n.1863