a device that produces a narrow and powerful stream of light that has many special uses in medicine, industry, etc.
doctors using a laser to perform delicate eye surgery
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Recent Examples of laserIn 2020, the US Pacific Fleet said a Chinese warship had fired a laser at a US naval patrol aircraft flying in airspace above international waters west of Guam.—CNN Money, 8 July 2025 Lidar, which stands for light detection and ranging, uses laser pulses to measure distances similarly to how bats use sound with echolocation.—Jackie Charniga, Freep.com, 8 July 2025 PLFs offer an experience that’s close to that of Dolby, with a floor-to-ceiling 4K laser projection, which means a bright, clear and sharp picture, albeit without the dynamic range goodness of Dolby.—Benny Har-Even, Forbes.com, 27 June 2025 Grossman said initially the maker space was by appointment only, but now there are open hours where people can make things with a 3D printer, a laser cutter, sublimation machines to put a design on materials, a sewing machine, embroidery equipment and more.—Steve Sadin, Chicago Tribune, 27 June 2025 See All Example Sentences for laser
His paws dangle over the side of a broken beam, with a metal wall at an odd angle behind him.
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Jen Christensen,
CNN Money,
11 July 2025
Military radar systems, which are more like a lighthouse beam sweeping the sky, generate bursts of radiation with peak emissions reaching 1×10¹⁴ watts.
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