stylus

IPA: stˈaɪɫʌs

(writing) An ancient writing implement consisting of a small rod with a pointed end for scratching letters on clay, wax-covered tablets or other surfaces, and a blunt end for obliterating them.
A small implement with a pointed end used for engraving and tracing.
(computing) A small device resembling a pen used to input handwritten text or drawings directly into an electronic device with a touch-sensitive screen.
A hard-pointed pen-shaped instrument for marking on stencils used in a mimeograph machine.
A hard point, typically of diamond or sapphire, following a groove in a phonograph and transmitting the recorded sound for reproduction.
A pointed device formerly used to produce a groove in a record when recording sound.
A tool for making small dots on a piece of heavy paper, used to produce Braille writing for the blind by hand.
(botany) Synonym of style.

Examples of "stylus" in Sentences

The stylus is short but solidly built with metal and hard plastic.
The stylus is also extremely sharp, the tip being formed of one single atom.
Obviously if the tip of the stylus is too sharp, it rapidly becomes destroyed.
As video creator cosmos92 himself notes in the introduction, a stylus is “completely unnecessary” for this device.
Vertical adjustment of the stylus is controlled by means of what is termed the tunnel effect - hence the name of the instrument.
Picking a character involves moving the stylus from the stamen into a petal, and then back to the stamen (in some cases via another petal).
This means here that if the tip of the stylus is near enough to the surface (10 Å, i.e. 1-2 atom diameters) a current flows even at low voltages.
The stylus is a big plus, at least for users who like to jot down notes, create sketches or annotate documents in a way that's much more precise than using a fingertip.
However, I can see where some folks might consider the 5-inch screen a good trade-off for much better portability than other tablets, and Samsung has done some very interesting work in making the stylus, which is stored in a slot on the device, useful.
Piezoelectrical elements are used to control the horizontal movement of the stylus in two perpend icular directions so that it scans the surface a long parallel lines - hence the name scanning microscope The vertical movement of the stylus is controlled and measured using another piozoelement.