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English dictionary

trackball

Definitions, examples, synonyms and antonyms from WordNet 3.0.

noun

an electronic device consisting of a rotatable ball in a housing; used to position the cursor and move images on a computer screen

noun.artifact

Examples
A trackball is essentially an upside-down mouse.

Source: WordNet 3.0

Nearby words

track meet track record track star track-to-track seek time trackable trackage tracked tracked vehicle tracker tracking tracklayer trackless

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Lunar calendar Tone minimal pairs Fruit Women’s and Teachers’ Day

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