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ruby glass

American  

noun

  1. glass having a red color resulting from the addition of gold, copper, or selenium to the batch.

  2. any glass of a dark red color.


ruby glass British  

noun

  1. glass that has a deep rich red colour produced from oxides of various minerals, such as lead, copper, and iron

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of ruby glass

First recorded in 1790–1800


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Though a fork and knife make one feel civilized while digging into the roast, this ruby glass of Rioja Alta doesn’t hurt.

From Salon ● Nov. 8, 2025

Maybe human isn’t the best word to describe the characters, a race of mannequins made of ruby glass.

From The Verge ● Feb. 25, 2016

Even without the guns, bullets, and ruby glass guys, Superhot would still be a pleasurable ballet simulator, with you dodging strings of red, in a fleet footed dance.

From The Verge ● Feb. 25, 2016

Light flickered on bits of ruby glass and on sensitive capillary hairs in the nylon-brushed nostrils of the creature that quivered gently, gently, gently, its eight legs spidered under it on rubber-padded paws.

From "Fahrenheit 451" by Ray Bradbury

Druga and Eos descended by the ladder of ruby glass, and went side by side through the garden and Druga took the stairs he knew well up to the sleeping chamber of Dionaea.

From Daughter of the Night by Richard S. Shaver

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