keyboard

[kee-bawrd, -bohrd] /ˈkiˌbɔrd, -ˌboʊrd/
noun
1.
the row or set of keys on a piano, organ, or the like.
2.
a set of keys, usually arranged in tiers, for operating a typewriter, typesetting machine, computer terminal, or the like.
3.
any of various musical instruments played by means of a pianolike keyboard, as a piano, electric piano, or organ.
verb (used with object), verb (used without object)
4.
Also, key, key in. Computers. to enter (information) into a computer by means of a keyboard.
5.
to set (text) in type, using a machine that is operated by a keyboard.
Origin
1810-20; key1 + board
Related forms
keyboarder, keyboardist, noun
rekeyboard, verb
British Dictionary definitions for key in

key in

verb
1.
(transitive, adverb) to enter (information or instructions) in a computer or other device by means of a keyboard or keypad

keyboard

/ˈkiːˌbɔːd/
noun
1.
  1. a complete set of keys, usually hand-operated, as on a piano, organ, typewriter, or typesetting machine
  2. (as modifier): a keyboard instrument
2.
(often pl) a musical instrument, esp an electronic one, played by means of a keyboard
verb
3.
to set (a text, etc) in type, onto magnetic tape, or into some other medium, by using a keyboard machine
Derived Forms
keyboarder, noun
Word Origin and History for key in

keyboard

n.

1819, from key (n.1) in sense of "mechanism of a musical instrument" + board (n.1). Originally of pianos, organs, etc., extended to other machines 1846. The verb is first recorded 1926 (implied in keyboarding).