κατάρτυσις
From LSJ
τῷ οὖν τόξῳ ὄνομα βίος, ἔργον δὲ θάνατος → the bow is called life, but its work is death (Heraclitus)
English (LSJ)
εως, ἡ,
A training, discipline, παιδεία καὶ κ. Plu.Them.2; ψυχῶν Iamb.VP16.68, cf. 20.95. 2 = confectio, Gloss.
German (Pape)
[Seite 1376] ἡ, Zubereitung, Einrichtung, Anordnung, Erziehung, Sp.; von Pferden, Dressur, Plut. Them. 2.
Greek (Liddell-Scott)
κατάρτῡσις: -εως, ἡ, (καταρτύω), κατάρτισις (ὃ ἴδε), Ἰάμβλ. ἐν Β. Πυθ. 68 καὶ 95.