light pen

noun

Definition of light pen

: a pen-shaped device for direct interaction with a computer through a cathode-ray tube display

Examples of light pen in a Sentence

writing with a light pen

First Known Use of light pen

1958, in the meaning defined above

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The first known use of light pen was in 1958

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More Definitions for light pen

light pen

noun

English Language Learners Definition of light pen

computers : a device shaped like a pen that senses light signals and is used to work with information on a computer screen

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