light pen


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
Recent Examples on the Web In addition to Lancôme's classic eye makeup remover, pick up Foreo's blue light pen, which stops acne in its tracks. Bella Cacciatore, Glamour, 4 Jan. 2022

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

First Known Use of light pen

1958, in the meaning defined above

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Time Traveler for light pen

Time Traveler

The first known use of light pen was in 1958

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Dictionary Entries Near light pen

light out

light pen

light pillar

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Statistics for light pen

Last Updated

15 Jan 2022

Cite this Entry

“Light pen.” Dictionary, Merriam-Webster, Accessed 17 Jan. 2022.

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More Definitions for light pen

light pen


English Language Learners Definition of light pen

: 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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