Keystone

usgb/ˈkiːstəʊn/
noun

A part at the peak of an arch that holds the other parts in place.

The keystone holds the arch together providing stability.
Visual representation of "keystone" - A part at the peak of an arch that holds the other parts in place.

Often appears as...

  • arch keystone
  • key keystone

Usage tips

Technical

Definition 1 of 4
Visual representation of "keystone"
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Arch Stability

The word emphasizes the importance of the central stone in maintaining an arch's integrity.

Illustration for Arch Stability
The old bridge's keystone has eroded, threatening the entire structure.
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Symbol of Strength

In literature and speeches, 'keystone' may symbolize vital support or strong foundation.

Illustration for Symbol of Strength
He is the keystone of our community, keeping us united.
Visual representation of the word "Keystone"

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