ἡμίσευμα
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)
[ῐ], ατος, τό,
A a half, LXXNu.31.36; παραλληλογράμμου Theol.Ar.39; name of a tax on vines, PSI4.434.4 (sg., iii B.C.), Raccolta Lumbroso123(pl., iii B.C.).