I. ˈkē-ˌbȯrd noun
Date: 1819
1. : a bank of keys on a musical instrument (as a piano) that usually consists of seven white and five raised black keys to the octave
2. : an assemblage of systematically arranged keys by which a machine or device is operated
3. : a board on which keys for locks are hung
4. : a musical instrument that is played by means of a keyboard
II. verb
Date: 1961
transitive verb
: to capture or set (as data or text) by means of a keyboard
intransitive verb
: to operate a machine (as for typesetting) by means of a keyboard
• key·board·er noun