laser beam

noun

: the narrow beam of light produced by a laser

Examples of laser beam in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
That is, how many razor blades a laser beam could cut through at one time. New Atlas, 17 Jan. 2026 According to the team, when a single laser beam passes through a metasurface, the pixels shape the light into thousands (or hundreds of thousands) of tightly focused laser spots simultaneously. Georgina Jedikovska, Interesting Engineering, 15 Jan. 2026 This technique involves a bath of sticky, goopy resin sitting in a glass tank that’s uncured; a UV laser beam and multiple mirrors cure one layer at a time. Charlotte Hu, Popular Science, 27 Nov. 2025 Inside the most complex machine mankind has ever devised, a laser beam hits a droplet of tin 50,000 times per second, generating temperatures 40 times those found on the surface of the Sun. semafor.com, 2 Oct. 2025 See All Example Sentences for laser beam

Browse Nearby Words

Cite this Entry

“Laser beam.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/laser%20beam. Accessed 28 Jan. 2026.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!