cornerstone

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.

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

Exxon made algae the cornerstone of its clean-energy initiatives for years and pressed on even after a lack of progress led other big oil companies to abandon similar research.

From The Wall Street Journal • Mar. 31, 2026

"It is a cornerstone of Iran's economy and a major source of revenue for the Iranian Revolutionary Guards," JP Morgan added, referring to Iran's well-resourced ideological army.

From Barron's • Mar. 27, 2026

They added: "As the 2025 Strategic Defence Review made clear, a modernised nuclear deterrent will remain the cornerstone of the UK's defence, and our commitment to Nato and global security."

From BBC • Mar. 15, 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