κορδακικός
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)
ή, όν,
A like the κόρδαξ: hence, of metrical sound, tripping, running, ῥυθμὸς κ., of trochaic metres, Arist.Rh. 1408b36 (Comp.), cf. Cic.Orat.57.193.