Defenition of the word trackball

• Defenition of the word trackball

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

Hypernyms for the word trackball

• • electronic device

See other words

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