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trackball
3 dictionary results for: trackball
Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This
[trak-bawl] 
track⋅ball
[trak-bawl] –noun
| a computer input device for controlling the pointer on a display screen by rotating a ball set inside a case. |
Origin:
1975–1980
1975–1980
Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
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American Heritage Dictionary - Cite This Source - Share This
| track·ball
(trāk'bôl') Pronunciation Key
n. A ball mounted in a stationary housing and rotated to control a pointer on a computer screen. |
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
WordNet - Cite This Source - Share This
| trackball | |
noun | |
| an electronic device consisting of a rotatable ball in a housing; used to position the cursor and move images on a computer screen; "a trackball is essentially an upside-down mouse" |
WordNet® 3.0, © 2006 by Princeton University.
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