keystone joist

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noun

a reinforced-concrete joist with sloping sides and the top wider than the bottom.

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Words nearby keystone joist

keysmash, key stage, key station, keystone, Keystone comedy, keystone joist, Keystone Kop, Keystoner, keystone species, Keystone State, keystroke

How to use keystone joist in a sentence

Congress is nearing a vote on the Keystone XL pipeline, and lawmakers made their cases for—and against—it Sunday.
Fact-Checking the Sunday Shows: Jan. 4|PunditFact.com|January 5, 2015|DAILY BEAST
Therefore, we should—you guessed it—develop the Canadian tar sands and build the Keystone pipeline.
How Canadian Oilmen Pinkwash the Keystone Pipeline|Jay Michaelson|December 28, 2014|DAILY BEAST
From the looks of it, mistletoe is a keystone species and plays a crucial role in that forest ecosystem.
Mistletoe is the Vampire of Plants|Helen Thompson|December 21, 2014|DAILY BEAST
But if Clinton waded into the natural gas debate, she entirely avoided the Keystone one.
Hillary Praises Fracking, Stays Silent on Keystone|David Freedlander|December 2, 2014|DAILY BEAST

They have made Keystone XL the poster child of their climate-change efforts.
Why the Keystone XL Pipeline May Not Be Built|Robert Bryce|November 19, 2014|DAILY BEAST
In the middle of this broad and fantastically carved joist there was an old painting representing a cat playing rackets.
At the Sign of the Cat and Racket|Honore de Balzac
See how readily he gave the keystone of the whole situation to you.
Pharaoh's Broker|Ellsworth Douglass
She wore, just where they seemed to be needed,—as the keystone is needed in an arch,—a few fine gems.
Unveiling a Parallel|Alice Ilgenfritz Jones and Ella Marchant
It is not to be supposed that the change from the r keystone to the s keystone was instantaneous.
The Stones of Venice, Volume I (of 3)|John Ruskin
We will try to fit them first with a keystone which continues the curve of the outer arch, as at m.
The Stones of Venice, Volume I (of 3)|John Ruskin