keystone

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.

Meanwhile, the president is "the keystone of the institution", leading the armed forces and having the power to dissolve the Assembly, Diallo said.

From Barron's • Jun. 2, 2026

Truth Social isn’t an especially strong keystone of this operation.

From Los Angeles Times • Mar. 3, 2026

Last year, some 1,000 U.S. troops withdrew from neighboring Niger, ending a nearly decadelong partnership that was the keystone of U.S. counterterrorism operations in the region.

From The Wall Street Journal • Nov. 2, 2025

"This is a keystone appointment for us and an integral part of our five-year strategy as we look to achieve sustainable success for our senior men's side," said Tierney.

From BBC • Jul. 21, 2025

Standing under the narrow arch I glanced up, wondering if that keystone too was mortared with bone and blood.

From "The Left Hand of Darkness" by Ursula K. Le Guin