- (Of rock or other material) full of minute cavities; porous.More example sentences
- A hard greenish honeycombed cavernulous or vermiculated sandstone lies scattered at intervals
- The surface of the marble itself is rendered rough and cavernulous.
- The two species have the same open, cavernulous, skeleton structure.
mid 18th century: from Latin cavernula, diminutive of caverna 'cavern' + -ous.