hornstone

play
noun horn·stone \ˈhȯrn-ˌstōn\

Definition of hornstone

  1. :  a mineral that is a variety of quartz much like flint but more brittle

1728

First Known Use of hornstone

1728

Learn More about hornstone


Seen and Heard

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

Love words? Need even more definitions?

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

WORD OF THE DAY

clear to the understanding

Get Word of the Day daily email!

Love words? Need even more definitions?

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