κώ

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)

Source

French (Bailly abrégé)

v. πώ.

Russian (Dvoretsky)

κώ: ион. = πώ.