διοριστέον
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)
A one must distinguish, Pl.Lg.874d, Arist.Ph.204a2, Longin.11.3, etc.
Greek (Liddell-Scott)
διοριστέον: ῥημ. ἐπίθ., πρέπει τις νὰ διακρίνῃ, Πλάτ. Νόμ. 874D, Ἀριστ., κτλ.