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adjective

cavernous

/ˈkævərnəs/  ·  say it: KAV·er·nus

very large and hollow

In Describing & Comparing

In more detail

1. (adjective) very large, dark, and empty, like a cavern

2. (adjective) (of a sound) deep and hollow

Examples

How to use cavernous

Cavernous describes something impressively large and often empty or hollow, evoking the atmosphere of an actual cavern. It is frequently used for architectural spaces (halls, warehouses) and can describe voices or sounds as deep and resonant. The term carries a somewhat literary or dramatic quality, suggesting not just size but an echo-like or hollow quality.

Common phrases

Synonyms

vast · hollow · echoing · spacious · yawning

Opposites

cramped · tiny · cozy

Word family

cavern · cavernously

A common mistake

Learners sometimes use cavernous merely to mean 'very large' without recognizing that it also implies a hollow, echoing, or dark quality; size alone is insufficient.

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