laser pointer

laser pointer

noun
a portable laser that emits monochromatic light over a long and narrow distance, used especially as a pointing device.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Dictionary.com's 21st Century Lexicon
Main Entry:  laser pointer
Part of Speech:  n
Definition:  a small pointing device that emits an intense beam of light and used during presentations to point out items on visuals
Dictionary.com's 21st Century Lexicon
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