ἀμφίπολις
ὁ δὲ μὴ δυνάμενος κοινωνεῖν ἢ μηδὲν δεόμενος δι' αὐτάρκειαν οὐθὲν μέρος πόλεως, ὥστε ἢ θηρίον ἢ θεός → a man who is incapable of entering into partnership, or who is so self-sufficing that he has no need to do so, is no part of a state, so that he must be either a lower animal or a god | 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)
poet. ἀμφίπτολις, ὁ, ἡ,
A encompassing city, ἀνάγκη ἀμφίπτολις A.Ch.75 (lyr.). II Subst. ἀ., ἡ, city encompassed by a river, as pr. n., Th.4.102, etc.
Greek (Liddell-Scott)
ἀμφίπολις: ποιητ. ἀμφίπτολις, ὁ, ἡ, ὁ περιβάλλων ἢ ἡ περιβάλλουσα πόλιν τινά ἀνάγκη ἀμφίπτολις, necessitas urbi circumdata (Βλωμφ.), ἐπὶ πόλεως ἁλούσης δι’ ἀποκλεισμοῦ, Αἰσχύλ. Χο. 74· πρβλ. ἀμφιτειχής. ΙΙ. ὡς οὐσ. ἀμφίπολις, ἡ μεταξὺ δύο θαλασσῶν ἢ ποταμῶν πόλις, ἴδε Θουκ. 4. 102.