τὸ ἐγδοχῖον τοῦ ὕδατος καὶ τὰ ἐν τῆι πόλει ὑδραγώγια → the water reservoir and the conduits in the city (or on the acropolis)
P. and V. πέτρα, ἡ, ἄκρα, ἡ, κρημνός, ὁ, V. σπιλάς, ἡ, ἀγμός, ὁ, λέπας, τό, Ar. and V. σκόπελος, ὁ.
ringed with cliffs, adj.: V. ἀμφίκρημνος.