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
For more caves and caverns exploration, check out our guide.
—
Tiffany Acosta, AZCentral.com, 19 Mar. 2026
Jim pointed out Linde's helium storage cavern in Texas, which allows the company to buy and store helium when prices are low, and then sell at a premium later on.
—Morgan Chittum, CNBC, 17 Mar. 2026
The reserve, which can reach as many as 714 million barrels, is stored in large, high-security underground salt caverns along the gulf coastlines of Louisiana and Texas.
—Max Zahn, ABC News, 16 Mar. 2026
Beyond the caverns, the site also features several other attractions, including The Garden Maze, Shenandoah Heritage Village, and Toy Town, which will delight children of all ages.
—Jennifer Prince, Southern Living, 28 Feb. 2026
See All Example Sentences for cavern
Tiffany Acosta, AZCentral.com, 19 Mar. 2026
Jim pointed out Linde's helium storage cavern in Texas, which allows the company to buy and store helium when prices are low, and then sell at a premium later on.
—Morgan Chittum, CNBC, 17 Mar. 2026
The reserve, which can reach as many as 714 million barrels, is stored in large, high-security underground salt caverns along the gulf coastlines of Louisiana and Texas.
—Max Zahn, ABC News, 16 Mar. 2026
Beyond the caverns, the site also features several other attractions, including The Garden Maze, Shenandoah Heritage Village, and Toy Town, which will delight children of all ages.
—Jennifer Prince, Southern Living, 28 Feb. 2026
See All Example Sentences for cavern
Recent Examples of Synonyms for cavern
Noun
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Steel support pillars driven into the caves have caused rust and iron pollution in the water.—
Ryan Brennan
April 4,
Miami Herald,
4 Apr. 2026
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Mexico’s Underwater Caves Yield Glimpse Into the Past The remains were found 26 feet (8 meters) below the surface, roughly 656 feet (200 meters) into the cave.—
Ryan Brennan
April 4,
Kansas City Star,
4 Apr. 2026
Noun
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Its attractions include a mossy, cool grotto of ferns as well as vast views of Ashdown Forest and distant towns.—
Amy Waldman,
Travel + Leisure,
9 Mar. 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
Cite this Entry
“Cavern.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/cavern. Accessed 5 Apr. 2026.
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