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 Sure enough, his lungs have the ground glass appearance as well. Los Angeles Times, 18 Nov. 2021 Everything was coated with a finely ground glass powder. Rania Abouzeid, The Atlantic, 12 Mar. 2021 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, 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, 26 Feb. 2020 Hazy white patches resembling ground glass covered about a third of her lungs on chest scans, suggesting extensive inflammation. BostonGlobe.com, 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, 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, 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, 18 June 2018 See More

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.

First Known Use of ground glass

1802, in the meaning defined above

Learn More About ground glass

Time Traveler for ground glass

Time Traveler

The first known use of ground glass was in 1802

See more words from the same year

Dictionary Entries Near ground glass

ground gecko

ground glass

ground goldenrod

See More Nearby Entries 

Statistics for ground glass

Cite this Entry

“Ground glass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ground%20glass. Accessed 16 May. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Name That Food

  • a-light
  • Name these cookies!
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

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