keystones
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.
He made exquisite, hand-rubbed wooden keystones, each representing the central stone at the summit of an arch.
From Los Angeles Times ● Nov. 25, 2025
The island’s semiconductor industry is an increasingly indispensable node in the global supply chains for smartphones, cars and other keystones of modern life.
From New York Times ● Aug. 12, 2022
Replacing screws outright through the use of keystones, as Dell is proposing to do for Concept Luna’s screen and keyboard assembly, could make DIY repair even simpler.
From The Verge ● Dec. 14, 2021
The project and Ocean Wind, a proposed 1,100-megawatt offshore wind project off New Jersey, are keystones in the Biden administration’s push to grow offshore wind as a way to fight climate change and create jobs.
From Seattle Times ● Aug. 25, 2021
The arches and columns are plain except for white marble keystones and white marble slabs, 6 inches thick, placed at the foot of each arch and serving as bases for the columns.
From The Fairfax County Courthouse by Ross De Witt Netherton
