opal glass

noun

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

opal glass

noun

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

Word History and Origins

Origin of opal glass¹

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

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

From Washington Times

The four opal glass faces of the dials will also be cleaned and repaired, the rusting cast iron framework renewed, and the hour and minute hands refurbished.

From Washington Post

There are some lovely specimens of that process with such a frightfully ugly name, but which, in plain parlance, are pictures on opal glass, though Mr. Helsby has christened them “Helioaristotypia miniatures.”

From Project Gutenberg

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

From Project Gutenberg