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

"We are committed to working with local people to minimise the risk of effects from beavers on other land uses, while enabling beavers to resume their place as a keystone species in our ecosystem."

From BBC • Apr. 21, 2026

She pointed to the 1967 Outer Space Treaty, a keystone document on international space law that President Lyndon Johnson signed onto.

From Salon • Apr. 9, 2026

On immigration, the keystone of Trump’s policy platform, he faced a number of setbacks.

From Los Angeles Times • Apr. 5, 2026

There was a general shout of outrage, and then we recommended the building of Leper’s triumphal arch around Brinker’s keystone.

From "A Separate Peace" by John Knowles