flint glass

noun

Definition of 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

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They are called flint glasses and are my favorites. — Joanne Kempinger Demski, Milwaukee Journal Sentinel, "A major renovation improved 1872 Walker's Point home but kept the Gothic Revival charm," 3 May 2018

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

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The first known use of flint glass was in 1683

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