as in cave
a naturally formed underground chamber with an opening to the surface
a cavern with beautiful stalactites
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Example Sentences
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Recent Examples of cavern
To ensure the correct air (and water) pressure, the cavern will be dug at a depth of around 900 meters.
—
IEEE Spectrum, 4 Feb. 2025
Expect to jump off small waterfalls, navigate through rocky caverns, and drift beneath thousands of brilliant glowworms lighting up the cave ceiling like a night sky.
—Alexandra Gillespie, Outside Online, 28 Apr. 2025
In addition to three obvious places—Carlsbad, Wind Cave, and Mammoth Cave—other national parks have caverns.
—Pat Tompkins, AFAR Media, 4 Apr. 2025
The valley blanketed in trees and speckled with caves and caverns combines with the peaks and hills surrounding it to create an outdoor lover’s paradise.
—Jennifer Stewart Kornegay, Southern Living, 1 Apr. 2025
See All Example Sentences for cavern
IEEE Spectrum, 4 Feb. 2025
Expect to jump off small waterfalls, navigate through rocky caverns, and drift beneath thousands of brilliant glowworms lighting up the cave ceiling like a night sky.
—Alexandra Gillespie, Outside Online, 28 Apr. 2025
In addition to three obvious places—Carlsbad, Wind Cave, and Mammoth Cave—other national parks have caverns.
—Pat Tompkins, AFAR Media, 4 Apr. 2025
The valley blanketed in trees and speckled with caves and caverns combines with the peaks and hills surrounding it to create an outdoor lover’s paradise.
—Jennifer Stewart Kornegay, Southern Living, 1 Apr. 2025
See All Example Sentences for cavern
Recent Examples of Synonyms for cavern
Noun
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Sean joined her, and Bronte shared her theory about Gabby, believing that Gabby may have been at the caves.—
Barry Levitt,
Time,
6 June 2025
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As reported earlier, these ancient Hebrew texts—roughly 900 full and partial scrolls in all, stored in clay jars—were first discovered scattered in various caves near what was once the settlement of Qumran, just north of the Dead Sea, by Bedouin shepherds in 1946–1947.—
Jennifer Ouellette,
ArsTechnica,
4 June 2025
Noun
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Just a brief walk from the preserve’s entrance, this unique grotto reveals a stunning 50-foot waterfall cascading into a jade-green pool.—
Symiah Dorsey,
Southern Living,
24 May 2025
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The preserve features a stunning natural pool and grotto formed by the collapse of an underground river dome due to erosion thousands of years ago.—
Emese Maczko,
Forbes,
25 Feb. 2025
Cite this Entry
“Cavern.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/cavern. Accessed 10 Jun. 2025.
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