D / dēmĕācŭlum
noun hapax

dēmĕācŭlum

gen. dēmĕācŭli · gender neuter · decl. 2nd
a passage under ground
a passage under ground: Proserpinae, App. M. 6, p. 174, 11; cf. demeaculum, καταπορεία, Gloss. Vet.