ἐμμέθοδος
From LSJ
γραμματική ἐστιν ἐμπειρία τῶν παρὰ ποιηταῖς τε καὶ συγγραφεῦσιν ὡς ἐπὶ τὸ πολὺ λεγομένων → grammar is a practical knowledge of the usage of poets and writers of prose
English (LSJ)
ον,
A according to rule or system, S.E.P.2.21; τὸ ἐ. systematic arrangement, Ph.2.512. Adv. -δως systematically, Cleom.2.1, Hero*Deff.138.5, A.D.Synt.155.21, S.E.M.1.188, etc.: Comp. -ώτερον Procl.Hyp.6.2.