opal glass

American  

noun

1. a translucent or opaque glass, usually of a milky white hue.

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opal glass British  

noun

1. glass that is opalescent or white, made by the addition of fluorides

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Etymology

Origin of opal glass

First recorded in 1865–70

Example Sentences

Bright morning light shone in through the four restored clock faces — perched high above the Houses of Parliament — each with 324 pieces of pot opal glass produced in Germany.

From New York Times • Jul. 3, 2022

The Carousel pendant’s ring of gunmetal or brass cylinders is tipped with opal glass diffusers.

From Washington Times • Oct. 30, 2019

Today, more than three dozen restaurants — stalwarts like Joe Allen, Orso and Becco — steal some of the spotlight from Barbetta, whose incandescent, vertical sign is made of opal glass.

From New York Times • Feb. 2, 2018

The glass which gave the smallest residual charge was an "opal" glass; and flint glasses were found to insulate 105 times as well as soda lime glasses.

From On Laboratory Arts by Threlfall, Richard

The mineral is also used in the production of opal glass and enamel ware.

From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5 "Fleury, Claude" to "Foraker" by Various