as in caves
a naturally formed underground chamber with an opening to the surface
a cavern with beautiful stalactites
Synonyms & Similar Words
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Recent Examples of caverns
Travelers can also enjoy nearby cenotes, natural swimming holes often found inside limestone caverns, and explore the Yucatán region’s iconic Mayan ruins.
—
Taryn White, Travel + Leisure, 2 June 2026
Water is a constant threat The men became trapped during an expedition to find gold within the cramped and muddy underground caverns.
—Kocha Olarn, CNN Money, 1 June 2026
Their birth was a crucial waypoint on math’s inexorable march from the numbers and shapes that people encounter in everyday life into ever more abstract caverns of thought.
—Konstantin Kakaes, Quanta Magazine, 20 May 2026
The garter snakes survive Manitoba's severe winters by hibernating in a network of limestone crevasses and caverns below the frost line.
—Kelli Bender, PEOPLE, 14 May 2026
They’re designed to be that way and will probably continue to function as sonic caverns so long as current aesthetics are in fashion.
—Allyson Reedy, Denver Post, 13 May 2026
Fire made the inhospitable conditions of caves more bearable, as caverns were often cold, dark, damp, and home to other residents like lions, bears, and hyenas, which had to be displaced.
—Literary Hub, 1 May 2026
Back at Big Thunder, there will be other fresh surprises, including 2,000 bats added in the approach to the ride’s rainbow caverns.
—Dewayne Bevil, The Orlando Sentinel, 30 Apr. 2026
These caverns are considered suitable for hydrogen storage because of their tight sealing properties and structural stability.
—Sujita Sinha, Interesting Engineering, 27 Apr. 2026
Taryn White, Travel + Leisure, 2 June 2026
Water is a constant threat The men became trapped during an expedition to find gold within the cramped and muddy underground caverns.
—Kocha Olarn, CNN Money, 1 June 2026
Their birth was a crucial waypoint on math’s inexorable march from the numbers and shapes that people encounter in everyday life into ever more abstract caverns of thought.
—Konstantin Kakaes, Quanta Magazine, 20 May 2026
The garter snakes survive Manitoba's severe winters by hibernating in a network of limestone crevasses and caverns below the frost line.
—Kelli Bender, PEOPLE, 14 May 2026
They’re designed to be that way and will probably continue to function as sonic caverns so long as current aesthetics are in fashion.
—Allyson Reedy, Denver Post, 13 May 2026
Fire made the inhospitable conditions of caves more bearable, as caverns were often cold, dark, damp, and home to other residents like lions, bears, and hyenas, which had to be displaced.
—Literary Hub, 1 May 2026
Back at Big Thunder, there will be other fresh surprises, including 2,000 bats added in the approach to the ride’s rainbow caverns.
—Dewayne Bevil, The Orlando Sentinel, 30 Apr. 2026
These caverns are considered suitable for hydrogen storage because of their tight sealing properties and structural stability.
—Sujita Sinha, Interesting Engineering, 27 Apr. 2026
Recent Examples of Synonyms for caverns
Noun
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With 30 miles of trails suited for all levels, there are so many ways for visitors to explore the rocky spires, grasslands, and talus caves—Bear Gulch Cave to the east and Balconies Cave to the west.—
Rachel Chang,
Travel + Leisure,
2 June 2026
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In December 2017, Said took some of his executives on a corporate retreat on the Iranian island of Qeshm, a fishing community with salt caves, mangrove forests, and dramatic canyons.—
Bozorgmehr Sharafedin,
The Atlantic,
1 June 2026
Noun
-
Boats depart from here for island tours, including to the famous Blue Grotto and other smaller grottoes and coves.—
Elizabeth Heath,
Travel + Leisure,
2 June 2026
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For Reykjavik native Gulla Jónsdóttir, the Aurora Borealis phenomena, molten-red erupting volcanoes, black sand shores and hot water grottoes were part of everyday life growing up.—
Sofia Celeste,
Footwear News,
8 May 2026
Cite this Entry
“Caverns.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/caverns. Accessed 9 Jun. 2026.
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