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Definitions

cornerstone

[kawr-ner-stohn] / ˈkɔr nərˌstoʊn /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Bread has long been a dietary cornerstone, sustaining societies for generations.

From Science Daily • Apr. 14, 2026

Another cornerstone of his campaign was faster and free buses - but so far that plan seems to be limited to pilot programmes.

From BBC • Apr. 13, 2026

The consensus among scholars and practitioners in design is nearly unanimous: Usability is one of the cornerstone achievements of our society over the past century.

From Slate • Apr. 4, 2026

Throughout their undefeated Big Ten season, the Bruins’ freshmen have established themselves as a cornerstone of the team.

From Los Angeles Times • Mar. 21, 2026

“Alar is the cornerstone of sympathy. If you are going to impose your will on the world, you must have control over what you believe.”

From "The Name of the Wind" by Patrick Rothfuss




Vocabulary lists containing cornerstone