as in basis
an immaterial thing upon which something else rests
a concern for basic human rights was the cornerstone of the president's foreign policy
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Recent Examples of cornerstone
With 1,321,985 total votes, the Spurs franchise cornerstone trails the Los Angeles Lakers' Luka Doncic (2,229,811), Denver's Nikola Jokic (1,998,560), Golden State's Stephon Curry (1,844,903) and Oklahoma City's Shai Gilgeous-Alexander (1,554,468).
—
Tom Orsborn, San Antonio Express-News, 6 Jan. 2026
Zoe has been a cornerstone of our Upper School Science Department and the Ravenscroft community since 2006.
—Christine Pelisek, PEOPLE, 5 Jan. 2026
From Chaplin to Superman, to Soul Train, this place is a cornerstone of our industry’s history.
—Anthony D'alessandro, Deadline, 5 Jan. 2026
Long used for its hydrating, toning, and reparative qualities, this botanical ingredient has become a cornerstone of modern Korean skincare, and is especially beloved by those with sensitive or reactive skin.
—Alice Abbiadati, Vogue, 3 Jan. 2026
See All Example Sentences for cornerstone
Tom Orsborn, San Antonio Express-News, 6 Jan. 2026
Zoe has been a cornerstone of our Upper School Science Department and the Ravenscroft community since 2006.
—Christine Pelisek, PEOPLE, 5 Jan. 2026
From Chaplin to Superman, to Soul Train, this place is a cornerstone of our industry’s history.
—Anthony D'alessandro, Deadline, 5 Jan. 2026
Long used for its hydrating, toning, and reparative qualities, this botanical ingredient has become a cornerstone of modern Korean skincare, and is especially beloved by those with sensitive or reactive skin.
—Alice Abbiadati, Vogue, 3 Jan. 2026
See All Example Sentences for cornerstone
Recent Examples of Synonyms for cornerstone
Noun
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Throughout the spring and deep into training camp, Williams felt the flames of Johnson’s intensity almost on an hourly basis.—
Dan Wiederer,
New York Times,
7 Jan. 2026
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But the department has argued the sheer volume of documents that need to be found, uploaded, reviewed, redacted and published has forced it to instead release the files online on a rolling basis, with a series of enormous document dumps over the course of several days in mid-December.—
Joe Walsh,
CBS News,
6 Jan. 2026
Noun
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The Little Rock School District's suspension of a career education partnership blindsided the Academies of Central Arkansas, according to the leader of the foundation behind the program.—
Arkansas Online,
Arkansas Online,
12 Jan. 2026
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No matter where his work takes him, that foundation always feels like home.—
Tereza Shkurtaj,
PEOPLE,
11 Jan. 2026
Noun
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The mikveh, hewn into the bedrock, measures approximately 10 feet long, 4 feet, 5 inches wide and 6 feet, 1 inch high, with four steps leading into the bath.—
Andrew Silow-Carroll,
Sun Sentinel,
5 Jan. 2026
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Local government as a bedrock for getting results.—
Matt Schooley,
CBS News,
5 Jan. 2026
Cite this Entry
“Cornerstone.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/cornerstone. Accessed 13 Jan. 2026.
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