flint glass


: heavy brilliant glass that contains lead oxide, has a relatively high refractive index, and is used in lenses and prisms

Examples of flint glass in a Sentence

Recent Examples on the Web For Mattivi and his team, the findings reveal the underlying issues with using clear flint glass bottles for any type of wine — although don’t let this stop you from purchasing one yourself. Joshua Rapp Learn, Discover Magazine, 25 July 2022 But after just seven days of light exposure, wine stored in flint glass bottles lost between 10 and 30 percent of its terpenes and between 30 and 70 percent of its norisoprenoids compared to wine stored in colored bottles. Joshua Rapp Learn, Discover Magazine, 25 July 2022 They are called flint glasses and are my favorites. Joanne Kempinger Demski, Milwaukee Journal Sentinel, 3 May 2018

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'flint glass.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1683, in the meaning defined above

Time Traveler
The first known use of flint glass was in 1683

Dictionary Entries Near flint glass

Cite this Entry

“Flint glass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/flint%20glass. Accessed 20 Feb. 2024.

Kids Definition

flint glass

: heavy glass that contains an oxide of lead and is used in lenses and prisms

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