crown glass


Definition of crown glass 

1 : a glass blown and whirled into the form of a disk with a center lump left by the worker's rod

2 : alkali-lime silicate optical glass having relatively low refractive index and low dispersion value

First Known Use of crown glass

1694, in the meaning defined at sense 1

Keep scrolling for more

Learn More about crown glass

Share crown glass

Statistics for crown glass

Look-up Popularity

Time Traveler for crown glass

The first known use of crown glass was in 1694

See more words from the same year

More from Merriam-Webster on crown glass Encyclopedia article about crown glass

Comments on crown glass

What made you want to look up crown glass? Please tell us where you read or heard it (including the quote, if possible).


the figure or shape of a crescent moon

Get Word of the Day daily email!

Test Your Vocabulary

Late Autumn 2018 Words of the Day Quiz

  • frosted-autumn-leaves
  • Which is a synonym of yahoo?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Add Diction

Test Your Knowledge - and learn some interesting things along the way.


Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!