trackball

noun track·ball \ ˈtrak-ˌbȯl \

Definition of trackball

:a ball that is mounted usually in a computer console so as to be only partially exposed and that is rotated to control the movement of a cursor on a display

Recent Examples of trackball from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'trackball.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of trackball

1967


TRACKBALL Defined for English Language Learners

trackball

noun

Definition of trackball for English Language Learners

  • computers : a device which consists of a small ball that you roll with your fingers to control the movement of a pointer on a computer screen



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