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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.

China's leadership has made grain self-sufficiency a domestic political cornerstone: a national food security law passed in 2023 requires local governments to embed food production targets directly into their economic plans.

From BBC • Apr. 30, 2026

It is the cornerstone of the company’s pivot under the leadership of executive chairman Larry Ellison from software toward providing AI infrastructure services.

From Barron's • Apr. 28, 2026

The Giants and new coach John Harbaugh have the luxury of believing that the cornerstone of that future is already on the roster.

From The Wall Street Journal • Apr. 22, 2026

Tourism, a cornerstone of Cuba’s economy, started falling in Trump’s first term and plummeted during the pandemic.

From Los Angeles Times • Apr. 20, 2026

Egypt is a yellow trapezoid with one right angle, and looks like the cornerstone of a pyramid.

From "Dry" by Neal Shusterman and Jarrod Shusterman




Vocabulary lists containing cornerstone