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Definition of cavernous
cavernous
/ˈkæv.ɚ.nəs/
cav · ern · ous
Adverb:cavernously
cavernous Lexical Profile
CEFR
C1
Grade
9
Tier
2
Usage
Top 10k
Syllables
3
cavernous Game Scores & Validity
Scrabble US
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WWF
Wordle Guess
• adjective
1
Resembling a cavern in size, depth, or atmosphere; vast, hollow, and often dimly lit or echoing.
Example
"Their footsteps echoed loudly across the marble floor of the cavernous train station."
2
Containing many caverns, caves, or porous internal cavities, especially in geological formations or anatomical tissue.
Example
"Years of acidic groundwater seepage had left the limestone bedrock thoroughly cavernous."
Synonyms
View all synonyms for cavernous Antonyms
View all antonyms for cavernous• Rhymes for cavernous
Word Origin & Etymology
Borrowed via Old French from the Latin 'cavernosus', meaning 'full of hollows or cavities', derived from 'caverna' ('cave, hollow') and ultimately 'cavus' ('hollow').
Cite this Entry
Wordmom. (2026). Definition of Cavernous. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/cavernous