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
The administration's extraordinary action would remove a keystone of the country's climate regulation just as the world experiences unprecedented heat and climate-driven extreme weather disasters.
—
Jeff Young, MSNBC Newsweek, 1 Sep. 2025
For many clients, something as simple as a daily walk becomes a keystone habit that influences sleep, stress levels, food choices, and energy throughout the day.
—Malana Vantyler, USA Today, 27 Aug. 2025
The New Yorker’s founding editor, Harold Ross, regarded The Talk of the Town as the keystone of each issue, and sent as much of it as possible through White’s typewriter.
—Nathan Heller, New Yorker, 24 Aug. 2025
At the time it was considered the keystone in Oceanside’s downtown renaissance, part of an effort to bring more people and commercial activity to the area.
—Phil Diehl, San Diego Union-Tribune, 7 Aug. 2025
See All Example Sentences for keystone
Jeff Young, MSNBC Newsweek, 1 Sep. 2025
For many clients, something as simple as a daily walk becomes a keystone habit that influences sleep, stress levels, food choices, and energy throughout the day.
—Malana Vantyler, USA Today, 27 Aug. 2025
The New Yorker’s founding editor, Harold Ross, regarded The Talk of the Town as the keystone of each issue, and sent as much of it as possible through White’s typewriter.
—Nathan Heller, New Yorker, 24 Aug. 2025
At the time it was considered the keystone in Oceanside’s downtown renaissance, part of an effort to bring more people and commercial activity to the area.
—Phil Diehl, San Diego Union-Tribune, 7 Aug. 2025
See All Example Sentences for keystone
Recent Examples of Synonyms for keystone
Noun
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These results could pave the way for more efficient and durable solar tower systems, a cornerstone of next-generation renewable energy infrastructure.—
Atharva Gosavi,
Interesting Engineering,
4 Nov. 2025
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If his forecast proves right, the Mavericks may have found not just their next franchise cornerstone, but the kind of talent even Kevin Durant believes could define an era.—
Grant Afseth,
MSNBC Newsweek,
4 Nov. 2025
Noun
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With the 240v power most EV owners use on a daily basis at home or work, 0%-100% takes about 11 hours.—
Mark Phelan,
USA Today,
10 Nov. 2025
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Developed with technical support from Quantis, the questionnaire is available to all fashion brands on an optional and non-exclusive basis.—
Alexandra Harrell,
Sourcing Journal,
10 Nov. 2025
Noun
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The discovery revealed how genetic information is stored and replicated and created the foundation for modern genetic engineering, disease treatment with genes and DNA identification techniques, according to The Associated Press.—
Sophia Compton,
FOXNews.com,
8 Nov. 2025
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Items like mascara and eyeliner have shorter lifespans due to their potential for bacteria, while blush, foundation, and concealer might be okay for more prolonged use.—
Patricia Shannon,
Southern Living,
8 Nov. 2025
Noun
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Disney’s portfolio of intellectual property has been the bedrock of its theme parks since the very first location opened its doors, and that’s translated to its cruise line as well.—
Sarah Whitten,
CNBC,
10 Nov. 2025
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Germany and France fought centuries of bloody wars before becoming the bedrock of the European Union.—
Jon Medved,
semafor.com,
7 Nov. 2025
Cite this Entry
“Keystone.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/keystone. Accessed 11 Nov. 2025.
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