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σημήιον

τύμβος, ὦ νυμφεῖον, ὦ κατασκαφής οἴκησις αἰείφρουρος, οἷ πορεύομαι πρὸς τοὺς ἐμαυτῆς -> Tomb, bridal chamber, eternal prison in the caverned rock, whither I go to find mine own.
Sophocles, Antigone, 883

Greek (Liddell-Scott)

σημήιον: τό, Ἰων. ἀντὶ σημεῖον.

Dutch (Woordenboekgrieks.nl)

σημήιον -ου, τό Ion. voor σημεῖον.