as in cornerstone
an immaterial thing upon which something else rests
a sense of history is the keystone to the city's draw as a tourist destination
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Recent Examples of keystone
This behavior is, of course, anathema to independent journalism, which is a keystone of democracy.
—
Bill Goodykoontz, AZCentral.com, 2 July 2025
For me, a good spa is the keystone of a luxury hotel and The Spa at Estancia is a beauty.
—Lois Alter Mark, Forbes.com, 25 June 2025
For example, Panos Cosmatos created the films Beyond the Black Rainbow and Mandy, and Gaspar Noé’s Enter the Void was a keystone for us.
—Destiny Jackson, Deadline, 13 June 2025
The smiling panel out front is home to sensors that feed the system's autofocus, auto keystone correction, screen alignment and resize for obstacle avoidance chops for even more positioning ease and flexibility.
—Paul Ridden
june 27, New Atlas, 27 June 2025
See All Example Sentences for keystone
Bill Goodykoontz, AZCentral.com, 2 July 2025
For me, a good spa is the keystone of a luxury hotel and The Spa at Estancia is a beauty.
—Lois Alter Mark, Forbes.com, 25 June 2025
For example, Panos Cosmatos created the films Beyond the Black Rainbow and Mandy, and Gaspar Noé’s Enter the Void was a keystone for us.
—Destiny Jackson, Deadline, 13 June 2025
The smiling panel out front is home to sensors that feed the system's autofocus, auto keystone correction, screen alignment and resize for obstacle avoidance chops for even more positioning ease and flexibility.
—Paul Ridden
june 27, New Atlas, 27 June 2025
See All Example Sentences for keystone
Recent Examples of Synonyms for keystone
Noun
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Offering an inclusive and expansive product range is a cornerstone of K-Beauty World.—
Celia Shatzman,
Forbes.com,
14 July 2025
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Fostering community is a cornerstone of H&M’s diversity and inclusion mission.—
Dominique Fluker,
Essence,
14 July 2025
Noun
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The 2024 hurricane season also included devastating storms Beryl, Milton and John, whose names along with Helene, have been retired out of the World Meteorological Organization's rotating alphabetical basis of hurricane names due to their severity.—
Anthony Robledo,
USA Today,
2 Aug. 2025
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Guests can choose from a variety of drink bases, including green tea, black tea, lemonade, sparkling water, water, or oatmilk, and tailor flavor combinations and sweetness levels to create their perfect summer sip.—
Emma Marsden,
MSNBC Newsweek,
1 Aug. 2025
Noun
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Rogge wasn’t admitted and did a foundation year in Antwerp. 2005 - 2008 Enrolls in the bachelor’s program at the Royal Academy.—
Laird Borrelli-Persson,
Vogue,
15 July 2025
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The Rangoon operation laid the foundation for further collaboration between India and Pakistan.—
Sam Dalrymple,
Time,
14 July 2025
Noun
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And some Senate Republicans are raising alarm bells about cuts that make up the bedrock of the package.—
Allison Pecorin,
ABC News,
14 July 2025
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Terrain and Hydrology The region hardest hit — the Texas Hill Country — is particularly vulnerable to flash flooding due to its rugged terrain and shallow soil: Steep slopes and limestone bedrock cause water to run off quickly instead of soaking into the ground.—
Amanda Castro,
MSNBC Newsweek,
10 July 2025
Cite this Entry
“Keystone.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/keystone. Accessed 6 Aug. 2025.
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