ruby glass

noun

Definition of ruby glass

: glass of a deep red color containing selenium, an oxide of copper, or a chloride of gold

First Known Use of ruby glass

1757, in the meaning defined above

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The first known use of ruby glass was in 1757

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Dictionary Entries Near ruby glass

ruby-crowned kinglet

ruby glass

ruby grass

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Cite this Entry

“Ruby glass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ruby%20glass. Accessed 3 Aug. 2021.

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More from Merriam-Webster on ruby glass

Britannica.com: Encyclopedia article about ruby glass

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