Trackball Meaning: Definition, Examples, and Translations
๐ฒ๏ธ
trackball
[หtrรฆkหbษหl ]
Definition
computer input device
A trackball is a computer input device that consists of a ball held by a socket containing sensors to detect a rotation of the ball. The user can move the cursor on the screen by rolling the trackball with their fingers.
Synonyms
track ball, track ball.
Which Synonym Should You Choose?
| Word | Description / Examples |
|---|---|
| trackball |
This is a repeat of the first form, typically encountered in tech-related or gaming contexts. It is the most common form used.
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| track ball |
This variation may be used informally or when emphasizing the separate components, such as during description or explanation in teaching contexts. Rarely used compared to the single-word form.
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Examples of usage
- The trackball on my laptop is very sensitive.
- She preferred using a trackball instead of a traditional mouse.
Translations
To see the translation, please select a language from the options available.
Interesting Facts
Technology
- Trackballs were developed in the 1940s, originally for use in military and aviation applications.
- Unlike standard mice, trackballs allow for stationary operation, enabling users to navigate the screen without moving the whole device.
- They are particularly popular among graphic designers and gamers for their precision.
Pop Culture
- The trackball gained popularity in the 1990s alongside the rise of personal computers, becoming a preferred device for some users.
- It has been featured in several classic video games, such as 'Marble Madness' where players control a marbleโs movement via trackball.
Science
- Using a trackball can help reduce wrist strain as this device minimizes repetitive motion, benefiting ergonomic health.
- Studies suggest that the use of trackballs can enhance fine motor skills due to the precise hand movements required.
Design
- The design of a trackball allows it to fit well for both left-handed and right-handed users, promoting inclusive functionality.
- Modern trackballs come in various shapes and sizes, some featuring programmable buttons to customize controls.
Origin of 'trackball'
Main points about word origin
- The term 'trackball' combines the words 'track', meaning to follow, and 'ball' which refers to its spherical shape.
- This device's name reflects its functionality, as it tracks movements of the ball to control pointer on the screen.
The trackball, also known as a rollerball, was invented by Tom Cranston and Fred Longstaff in 1952. It was originally designed for use in radar systems as a means of controlling the target on a screen. Over time, trackballs became popular as computer input devices, offering an alternative to traditional mice. The design allows for precise cursor control and is particularly useful in situations where space is limited or for users with mobility issues.
See also: backtrack, detractor, sidetrack, sidetracked, track, trackable, tracker, tracking, tracklist, tracks, trackway.