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Use "keycaps" in a sentence
"I know that keyboard configurations can be changed with relative ease, but the physical keyboards cannot be: for most folks, the folks who don’t know DVORAK from Adam and aren’t going to learn a new layout recreationally, the keycaps are the layout."
"The neck consists of 144 'keycaps' spread across six rows and along 24 'frets', each one represents a note (just like on a traditional guitar) which can be tuned to just about any pitch and tone desired in Misa's control program."
"The instrument, called Misa, is really a guitar-shaped computer, a midi controller whose "frets" are in fact 144 keycaps."