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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.

That information reporting is a cornerstone of tax compliance, and without it, confusion and fudging can take hold.

From The Wall Street Journal • Apr. 4, 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

The data-center developer co-founded by Rick Perry, the former energy secretary and governor of Texas, confirmed Monday that it is yet to sign a cornerstone tenant for its Project Matador campus in Amarillo, Texas.

From Barron's • Mar. 30, 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

Along with the cornerstone, the workmen buried a time capsule in the steps of the foundation.

From "The (Mostly) True Story of Cleopatra's Needle" by Dan Gutman