ground glass - meaning and definition. What is ground glass
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What (who) is ground glass - definition

GLASS WITH ROUGHENED SURFACE
Ground glass break; Ground-glass; Ground glasses
  • Ground glass stoppers

ground glass         
¦ noun
1. glass with a smooth ground surface that renders it non-transparent.
2. glass ground into an abrasive powder.
Ground glass         
Ground glass is glass whose surface has been ground to produce a flat but rough (matte) finish, in which the glass is in small sharp fragments.
Ground-glass opacity         
  • High-resolution CT image showing ground-glass opacities in the periphery of both lungs in a patient with COVID-19 (red arrows). The adjacent normal lung tissue with lower attenuation appears as darker areas.
  • CT image in patient with COVID-19 showing bilateral ground-glass opacities at the periphery of both lungs.
  • CT image showing ground-glass opacification in the posterior of the right lung (screen left).
  • CT image showing diffuse GGOs throughout both lungs. An abscess is also noted in the right lung (screen left).
  • CT image showing patchy areas of ground-glass opacities representing pulmonary edema.
RADIOLOGIC SIGN
Ground-glass opacities; Ground glass opacity; Ground glass opacities; Reversed halo sign; Reverse halo sign; Ground glass opacification
Ground-glass opacity (GGO) is a finding seen on chest x-ray (radiograph) or computed tomography (CT) imaging of the lungs. It is typically defined as an area of hazy opacification (x-ray) or increased attenuation (CT) due to air displacement by fluid, airway collapse, fibrosis, or a neoplastic process.

Wikipedia

Ground glass

Ground glass is glass whose surface has been ground to produce a flat but rough (matte) finish, in which the glass is in small sharp fragments.

Ground glass surfaces have many applications, ranging from ornamentation on windows and table glassware to scientific uses in optics and laboratory glassware.

Examples of use of ground glass
1. Some kite fliers reinforce their strings with wire or ground glass so that they can duel against other kites.
2. My right shoulder began to feel as though someone had put ground glass in the socket as he made me hit again and again.
3. "But the beans often came mixed with rat feces and at times even ground glass or pieces of wire," said Barbosa, who was eventually cleared of involvement with a criminal ring.
4. Kite flyers often use strings made of wire or coated with ground glass to try to damage a rival‘s kite, often after betting on the outcome.THE AMERICAS · SAN SALVADOR, Guatemala –– Guatemalan President Oscar Berger blamed organized crime and corruption for the killings of four jailed police officers who were key suspects in the slayings of three Salvadoran legislators.
5. Lunch and dinner were small portions of rice, beans and chicken or ground beef, a leaf of lettuce, a slice each of tomato and beet. But the beans often came mixed with rat feces and at times even ground glass or pieces of wire,‘‘ said Barbosa, who was eventually cleared of involvement with a criminal ring.