ἐπισκόπησις
From LSJ
τὸ ἐγδοχῖον τοῦ ὕδατος καὶ τὰ ἐν τῆι πόλει ὑδραγώγια → the water reservoir and the conduits in the city (or on the acropolis)
English (LSJ)
-εως, ἡ, inspection, examination, Aen.Tact.10.6.
German (Pape)
[Seite 979] ἡ, das Beschauen, Besichtigen, Aen. Tact. 10.
Greek (Liddell-Scott)
ἐπισκόπησις: -εως, ἡ, ἐπιθεώρησις, ἐξέτασις, Αἰν. Τακτ. 10.