ἔκπλοος · ekploos — LSJ
sailing out, leaving port, κρυφαῖον ἔ. καθίστατο A. Pers. 385; ποιεῖσθαι ἔ., = ἐκπλεῖν, Th. 1.65, etc.; βιάζεσθαι τὸν ἔ. to force oneʼs way out, Id. 7.70; εἴσπλους καὶ ἔ. the right of using a port, IG 12(7).8.12 (Amorgos), GDI 5687.8 (Chios).
entrance of a harbour, A. Pers. 367, X. HG 1.6.18.