cat·a·comb
[ˈkadəˌkōm]
NOUN
(catacombs)
- an underground cemetery consisting of a subterranean gallery with recesses for tombs, as constructed by the ancient Romans.synonyms:underground cemetery · sepulcher · crypt · vault · mausoleum · tomb · ossuary · tunnels · labyrinth · maze
- an underground construction resembling the catacombs built by ancient Romans.
Mws R Writings 