cavern
Americannoun
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a cave, especially one that is large and mostly underground.
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Pathology. a cavity that is produced by disease, especially one produced in the lungs by tuberculosis.
verb (used with object)
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to enclose in or as if in a cavern.
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to hollow out to form a cavern.
noun
verb
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to shut in or as if in a cavern
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to hollow out
Etymology
Origin of cavern
1325–75; Middle English caverne < Latin caverna, equivalent to cav ( us ) hollow + -erna, as in cisterna cistern
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.
The name Strategic Critical Minerals Reserve echoes the Strategic Petroleum Reserve, a federally owned and managed oil stockpile stored in underground salt caverns at four sites in the U.S.
The Glimourie Tree grows in a cavern, deep in the warmth of the earth; he cut the maze into the rock.
From Literature
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Located at the base of a 100-foot water drainage pipe, the sprawling secret cavern also contained a home gym, armchair and television.
From Los Angeles Times
“We are not far now from where the stones lie. Why, they are simply up those cliffs, and through the caverns. But if I am to guide you there, I cannot do so in chains.”
From Literature
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Fair enough but he thinks eliminating supposedly inadvertent features of the tax code—those “loopholes” or “caverns”—would work.
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.