ground glass

noun

Definition of ground glass

: glass with a light-diffusing surface produced by etching or abrading

Examples of ground glass in a Sentence

Recent Examples on the Web The ground glass pattern refers to a hazy white area in a lung x-ray or CT scan showing infection or inflammation. Elizabeth Weise, USA TODAY, "Trump's doctors say he could go home Monday. Other COVID-19 physicians say that seems early," 4 Oct. 2020 Pneumonia associated with the disease, like other forms of viral pneumonia including that caused by SARS, produces shadows that radiologists call ground glass opacity. Tom Simonite, Wired, "Chinese Hospitals Deploy AI to Help Diagnose Covid-19," 26 Feb. 2020 Hazy white patches resembling ground glass covered about a third of her lungs on chest scans, suggesting extensive inflammation. BostonGlobe.com, "At least 15 incidents of lung injuries linked to vaping occurred prior to this year’s epidemic, a review by Bloomberg News found. The cases — spanning the globe from Guam to Japan to England to the United States — include reports of mysterious pneumonia and fatal bleeding from tiny air sacs.," 26 Sep. 2019 The Fresnel lens is in good working shape, even though Wilson said errant geese have crashed through windows in the tower twice and slightly damaged some of the many pieces of ground glass that make up the lens. Milwaukee Journal Sentinel, "To get to the 150-year-old Cana Island Lighthouse, you have to ride a wagon through Lake Michigan," 6 Sep. 2019 In many of his Florida photos, Butcher uses a large-format view camera, in which the lens forms an inverted image on a ground glass screen directly at the plane of the film. Tamara Lush, Sun-Sentinel.com, "Everglades photographer Clyde Butcher explores surrealist artist Dali's roots," 18 June 2018 In many of his Florida photos, Butcher uses a large-format view camera, in which the lens forms an inverted image on a ground glass screen directly at the plane of the film. Tamara Lush, OrlandoSentinel.com, "Florida photographer explores surrealist artist Salvador Dali's roots," 18 June 2018 The students have found ground glass in some of the donated food and poison in water bottles. Kyra Gurney, miamiherald, "Nicaragua university students under attack as they lead political uprising against Ortega," 8 June 2018 The image that glows on the ground glass is captured forever in silver. Adapted from The Last of the Hill Farms: Echoes of Vermont’s Past. Richard Brown, Smithsonian, "This Photographer Spent 46 Years Documenting the Vanishing World of Vermont’s Remote Northeast Kingdom," 10 May 2018

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

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First Known Use of ground glass

1802, in the meaning defined above

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The first known use of ground glass was in 1802

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Cite this Entry

“Ground glass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ground%20glass. Accessed 19 Jan. 2021.

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