as in cave
a naturally formed underground chamber with an opening to the surface
a cavern with beautiful stalactites
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Recent Examples of cavern
That wedge became a cavern when Ireland accompanied Ross on a flight to California to court Jim Harbaugh as the head coach, despite the fact Sparano was still employed in that role.
—
Omar Kelly, Miami Herald, 22 Jan. 2026
During summer months, the Wyandotte Caves attract visitors who wish to explore the unique underground caverns.
—Robert Annis, Midwest Living, 19 Jan. 2026
Travelers can easily spend the entire day exploring these captivating caverns, admiring the mystical stalagmites and stalactites and looking out for wildlife like bats and cougars.
—Lauren Dana Ellman, Travel + Leisure, 16 Jan. 2026
This layer, and all the others, come down the shaft in pieces and are assembled in the detector cavern, starting with the outer structure.
—Prabhat Ranjan Mishra, Interesting Engineering, 15 Jan. 2026
See All Example Sentences for cavern
Omar Kelly, Miami Herald, 22 Jan. 2026
During summer months, the Wyandotte Caves attract visitors who wish to explore the unique underground caverns.
—Robert Annis, Midwest Living, 19 Jan. 2026
Travelers can easily spend the entire day exploring these captivating caverns, admiring the mystical stalagmites and stalactites and looking out for wildlife like bats and cougars.
—Lauren Dana Ellman, Travel + Leisure, 16 Jan. 2026
This layer, and all the others, come down the shaft in pieces and are assembled in the detector cavern, starting with the outer structure.
—Prabhat Ranjan Mishra, Interesting Engineering, 15 Jan. 2026
See All Example Sentences for cavern
Recent Examples of Synonyms for cavern
Noun
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Part of the Hong Kong UNESCO Global Geopark, this trail is a geological wonderland, boasting hexagonal rock columns and secret caves that wouldn't look out of place in a dinosaur's backyard.—
Condé Nast Traveler,
Condé Nast Traveler,
22 Feb. 2026
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As the 14-year-old child of a poor family in 1858, Saint Bernadette experienced numerous apparitions of a young woman in a cave or grotto, seemingly the Virgin Mary, asking for a chapel to be built on the site.—
Chris Jones,
Chicago Tribune,
21 Feb. 2026
Noun
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As the 14-year-old child of a poor family in 1858, Saint Bernadette experienced numerous apparitions of a young woman in a cave or grotto, seemingly the Virgin Mary, asking for a chapel to be built on the site.—
Chris Jones,
Chicago Tribune,
21 Feb. 2026
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In summer, expect a family pool and outdoor grotto coves with sun chairs and parasols in the hotel's signature red hue.—
Jenn Rice,
Travel + Leisure,
8 Feb. 2026
Cite this Entry
“Cavern.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/cavern. Accessed 25 Feb. 2026.
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