διεκτελής

From LSJ

ὅσον ἀπὸ τοῦ ἱεροῦ ἐφεωρᾶτο τῆς νήσου → as much of the island as was in view from the temple

Source

Spanish (DGE)

-ές exacto, preciso Hsch.s.u. διεκτελέστερον.