Reference meaning
cave
Last updated
a geological formation consisting of an underground enclosure with access from the surface of the ground or from the sea
Other meanings
2. verb
hollow out as if making a cave or opening
3. verb
explore natural caves
Source and scope
This definition is reproduced from Princeton WordNet 3.0, sense 09238926-n, under the WordNet 3.0 License. It has not yet received VocabularyBase editorial review. Read the source and license details.