olemus
sisestusvahend puuteekraaniga kasutamiseks

Wiktionary:
1.2. (computing) a small device resembling a pen used to input handwritten text or drawings directly into an electronic device with a touch-sensitive screen

näide
https://i.ytimg.com/vi/b2X4JQ4Edmo/maxresdefault.jpg

ülevaateid
https://en.wikipedia.org/wiki/Stylus_(computing)