σειρά
περὶ οὐδὲν γὰρ οὕτως ὑπάρχει τῶν ἀνθρωπίνων ἔργων βεβαιότης ὡς περὶ τὰς ἐνεργείας τὰς κατ' ἀρετήν → since none of man's functions possess the quality of permanence so fully as the activities in conformity with virtue
English (LSJ)
Ion. σειρή, Dor. σηρά Choerob. in An.Ox.2.260, Et.Gud. 497.47: ἡ:—
A cord, rope, σειράς τ' εὐπλέκτους Il.23.115; σειρὴν δὲ πλεκτήν Od.22.175; σ. χρυσείη cord of gold, Il.8.19, cf. Pl.Tht. 153c: metaph., σειραῖς . . ἁμαρτιῶν σφίγγεται LXXPr.5.22; σειραὶ ζόφου v.l. in 2 Ep.Pet.2.4: v. also σαύρα IV. 2 trace (cf. σειραφόρος), Poll.1.141. 3 cord or line with a noose, lasso, used by the Sagartians and Sarmatians, Hdt.7.85, Paus.1.21.5: hence the Parthians are called σειραφόροι, Suid. 4 a bandage, Gal.18(1).777; σ. μονομερής, διμερής, κτλ. Sor.Fasc.23,24, al. 5 ἡ σ. τοῦ βίρρου,= cimussatio (prob. edge, border), Dosith.p.435K. II metaph. of an animal's tail, Nic.Th.119,385. III σειραὶ τῆς κεφαλῆς locks of hair, LXX Jd.16.13; σ. τριχῶν Poll.2.30. IV metaph., line, lineage, Tz.ad Lyc.481, Sch.Il.1.176. V series, Dam.Pr.45,95. VI pl., a disease of horses, Hippiatr.52. VII the front part of the perineum, Aët.6.34.