ζατρίκιον
From LSJ
προγράψαντες οὖν τά τε θεωρήματα καὶ τὰ ἐπιτάγματα τὰ χρεῖαν ἔχοντα εἰς τὰς ἀποδείξιας αὐτῶν μετὰ ταῦτα γραψοῦμές τοι τὰ προκείμενα → having therefore written at the beginning the theorems and the postulates that are necessary for their proofs, we will then write out for you the propositions
English (LSJ)
τό, the game of chess, chessboard, Sch.Theoc.6.18. From Skt. चतुरङ्ग caturaṅga 'four parts' of an army: 'king, elephants, horses and foot soldiers', through Persian شترنگ (šatrang) and Arab.
Greek (Liddell-Scott)
ζατρίκιον: τό, τὸ γνωστὸν παιγνίδιον, «σκάκι», Σχόλ. Θεοκρ. 6. 18· «παιδιὰ δὲ τοῦτο ἐκ τῆς τῶν Ἀσσυρίων τρυφῆς ἐξευρημένον καὶ εἰς ἡμᾶς ἐληλυθὸς» Ἄννα Κομν. 12, σ. 360· ἴδε Δουκάγγ.· - ζατρικίζω, παίζω τὸ ζατρίκιον, Ἀχμὲτ Ὀνειρ. 241.