cavern
noun
a cave, especially one that is large and mostly underground.
caverns
-
pluralof cavern.plural
The grammatical form denoting more than one person, place, thing, or idea.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
European gas-storage facilities are spread across the Continent, from tank farms to massive underground caverns.
From The Wall Street Journal ● Sep. 2, 2026
Freshly excavated caverns 100m underground sit next to stores that have been used for sparkling wine, apples and cheese in recent years.
From BBC ● Aug. 18, 2026
In underground salt caverns in Texas and Louisiana, the U.S. government stores hundreds of millions of barrels worth of oil in case of energy shocks.
From The Wall Street Journal ● Jul. 18, 2026
The deterioration limits how much crude can be pumped into and out of the caverns.
From The Wall Street Journal ● Jul. 13, 2026
And thus, just ere midnight, and in a darkness as black as the caverns in the mountains, they came at last to the Hill of Erech.
From "The Return of the King" by J.R.R. Tolkien
