προκατάστασις
From LSJ
Ὁ δὲ μὴ δυνάμενος κοινωνεῖν ἢ μηδὲν δεόμενος δι' αὐτάρκειαν οὐθὲν μέρος πόλεως, ὥστε ἢ θηρίον ἢ θεός → Whoever is incapable of associating, or has no need to because of self-sufficiency, is no part of a state; so he is either a beast or a god
English (LSJ)
εως, ἡ,
A introduction, D.H.Rh.7.4; ἡ π. τῆς διηγήσεως, = προδιήγησις, Hermog.Inv.2.1, cf. 1.4.