Thesaurus

keystone

noun

Synonyms of keystone

an immaterial thing upon which something else rests
  • a sense of history is the keystone to the city's draw as a tourist destination

Synonyms for keystone

Words Related to keystone

See the Dictionary Definition 

Keep scrolling for more

Learn More about keystone

Time Traveler for keystone

Time Traveler

The first known use of keystone was circa 1637

See more words from the same year

Cite this Entry

“Keystone.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/keystone. Accessed 19 Sep. 2020.

Keep scrolling for more

More from Merriam-Webster on keystone

Dictionary: Definition of keystone

Nglish: Translation of keystone for Spanish Speakers

Britannica.com: Encyclopedia article about keystone

Comments on keystone

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

WORD OF THE DAY

Test Your Vocabulary

Homophone Quiz

  • three bears two of them look like theyre whispering to a third bear who looks chuffed to be the center of attention
  • In order to judge how people felt, the senator's office hired a firm to take a ______.
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

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

TAKE THE QUIZ
Love words? Need even more definitions?

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