περίμετρον
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)
τό,
A circumference, Hdt.1.185, 2.15,41, Arist.Mir.840b34, Luc.VH2.40 ; τὸ π. τῆς περιόδου Hdt.2.149 ; τὸ π. τῆς γῆς Ach.Tat.Intr.Arat. 29.
German (Pape)
[Seite 583] τό, = ἡ περίμετρος, Umkreis; Her. 1, 185 u. öfter; Ath. XII, 541 e.