Keystone

//ˈkiː.stəʊn//

"Keystone" in a Sentence (8 examples)

Environmentalists are opposing the Keystone XL pipeline.

Sex appeal is the keystone of our civilization.

Algeria is the keystone of stability in North Africa.

Salmon are a keystone species.

You are the keystone of this business.

Bison is a keystone species.

The tunnel, which is 1,000 yd. long, had been closed to passenger traffic since November 17, 1949, after some of the keystones had worked loose.

Tension between empirical and theoretical knowledge is keystone to sociological and to organizational theories, as early as in Marx's and Weber's frameworks.

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