Definition from Wiktionary, the free dictionary
- (UK) IPA(key): /ˈkatəˌkəʊm/ (less commonly) IPA(key): /ˈkatəkuːm/
- (US) IPA(key): /ˈkætakoʊm/, /ˈkætəkuːm/
catacomb (plural catacombs)
- An underground system of tunnels and chambers with recesses for graves, used (in former times) as a cemetery; a subterranean tunnel system used for burying the dead, as in Paris or ancient Rome.
Often used in the plural.
underground system of tunnels and chambers with recesses for graves