Sample sentences for KEYSTONE - verbalworkout.com

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Definition

something of importance upon which other things depend

or:

architecture or masonry: the central building block at the top of an arch or vault (providing pressure to lock the other blocks into place)

the keystone of campaign reform was the ban on soft money

keystone = something of importance upon which other things depend

Friendship with Canada is the keystone in the arch of America's foreign relations.
The arch was reinforced with steel because the keystone was deteriorating.
According to lore, the brotherhood had created a keystone—an engraved tablet that revealed the final resting place of the brotherhood's greatest secret...
Dan Brown -- The Da Vinci Code

keystone = something of importance upon which other things depend

It was the keystone to the whole structure of deception, the parallax that would draw Carlos out of position into their sights.
Robert Ludlum -- The Bourne Identity
The archway was forty feet from cobble to keystone and still dwarfed by the walls, which rose a hundred feet above even the tallest trees.
Henry H. Neff -- The Maelstrom
BUT," and now he paused and looked fixedly at Belknap, "and this is the keystone of the whole thing—if this won't hold water, then down we go!
Theodore Dreiser -- An American Tragedy
It was the keystone that had held the whole cathedral up.
Donna Tartt -- The Goldfinch
There were plastic bags filled with Keystone beer cans all over the house and the tiny front yard.
Scott Pratt -- An Innocent Client
So we keep Alex away from our keystone, as far away from us as possible, but we give him our marker.
Robert Ludlum -- The Bourne Ultimatum
She must have been feeling like a Keystone Kop.
Michael Lewis -- The Blind Side
There was a general shout of outrage, and then we recommended the building of Leper's triumphal arch around Brinker's keystone.
John Knowles -- A Separate Peace
The keystone of the arch crashed almost on their heels, and the wall above crumbled, and fell in ruin.
J.R.R. Tolkien -- The Return of the King
They are all important, but they are not the keystone.
Robert A. Heinlein -- Tunnel In the Sky
The door was studded, and the keystone of the arch was a mask.
Thomas Hardy -- The Mayor of Casterbridge
We were the Keystone Kops of the sea.
Jack Gantos -- Hole in My Life
The keystone of the state's case was the six-page Plan of Action confiscated in the Rivonia raid.
Nelson Mandela -- Long Walk to Freedom
Keystone should be so lucky.
Robert Ludlum -- The Bourne Supremacy
What was his death but the keystone of a gloomy arch removed, and now the arch begins to fall in a thousand fragments, each crushing and mangling piecemeal!
Charles Dickens -- Bleak House
As I'm sure you are aware, Eragon is the keystone of our hopes.
Christopher Paolini -- Brisingr

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