τετράσπαστος
From LSJ
μή μοι θεοὺς καλοῦσα βουλεύου κακῶς· πειθαρχία γάρ ἐστι τῆς εὐπραξίας μήτηρ, γυνὴ Σωτῆρος· ὦδ᾽ ἔχει λόγος → When you invoke the gods, do not be ill-advised. For Obedience is the mother of Success, wife of Salvation—as the saying goes.
English (LSJ)
dub. l. et dub. sens., ἐλέφαντα ἐπριάμεθα τ. SIG247 ii 5 (Delph., iv B.C.); perhaps τετραστάσιον, in reference to the weight or size (cf. διστάσιος, τριστάσιος) of the piece of ivory.