borosilicate
noun
bo·ro·sil·i·cate
ˌbȯr-ō-ˈsi-lə-ˌkāt 
-ˈsi-li-kət
1
: a silicate containing boron in the anion and occurring naturally
Examples of borosilicate in a Sentence
Recent Examples on the Web
This delicate-looking borosilicate setup brews a particularly strong cup of coffee.
—
Tiffany Hopkins, Bon Appétit, 12 July 2023
The company continues to push the boundaries of Murano glass, for example, by manipulating borosilicate (Pyrex) to create contemporary forms while employing historical Venetian glassblowing techniques, such as molatura (grinding), engraving, and gold leaf.
—Melissa Feldman and Parker Bowie Larson, ELLE Decor, 22 Apr. 2021
These photographs, taken by Christopher Payne at two Corning facilities in upstate New York, tell the story of an alternative to borosilicate, called Valor Glass, and its use in the effort to deliver COVID-19 vaccines.
—Christopher Payne, The New Yorker, 30 Nov. 2020
Open it up, and two shiny wings—reflectors—concentrate sunlight onto a central vacuum tube made of borosilicate glass.
—Kevin Dupzyk, Popular Mechanics, 23 June 2017
However, in the early 90s, Corning, the company that invented Pyrex, started using soda lime silicate glass instead of borosilicate (another manufacturer now owns the line).
—Veronique Greenwood, Discover Magazine, 13 Sep. 2012
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Tiffany Hopkins, Bon Appétit, 12 July 2023
The company continues to push the boundaries of Murano glass, for example, by manipulating borosilicate (Pyrex) to create contemporary forms while employing historical Venetian glassblowing techniques, such as molatura (grinding), engraving, and gold leaf.
—Melissa Feldman and Parker Bowie Larson, ELLE Decor, 22 Apr. 2021
These photographs, taken by Christopher Payne at two Corning facilities in upstate New York, tell the story of an alternative to borosilicate, called Valor Glass, and its use in the effort to deliver COVID-19 vaccines.
—Christopher Payne, The New Yorker, 30 Nov. 2020
Open it up, and two shiny wings—reflectors—concentrate sunlight onto a central vacuum tube made of borosilicate glass.
—Kevin Dupzyk, Popular Mechanics, 23 June 2017
However, in the early 90s, Corning, the company that invented Pyrex, started using soda lime silicate glass instead of borosilicate (another manufacturer now owns the line).
—Veronique Greenwood, Discover Magazine, 13 Sep. 2012
Cite this Entry
“Borosilicate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/borosilicate. Accessed 7 Sep. 2025.
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