ὁρίζων
From LSJ
καὶ ὑποθέμενος κατὰ τῆς κεφαλῆς φέρειν τὰς πληγάς, ὡς ἐν ἐκείνῃ τοῦ τε κακοῦ τοῦ πρὸς ἀνθρώπους → and having instructed them to bring their blows against the head, seeing that the harm to humans ... (Josephus, Antiquities of the Jews 1.50)
English (LSJ)
(sc. κύκλος), οντος, ὁ,
A separating circle (cf. ὁρίζω 1.1b), horizon, Autol.Sph.5, Ti.Locr.97a ; ὁτοῦ ὁρίζοντος κύκλος Arist.Mete. 363a27 ; ὁ ὁ. κύκλος Id.Cael.297b34, al. ; ὁ αἰσθητὸς ὁ., opp. ὁ λόγῳ θεωρητός, Gem.5.56,57 ; οἱ ὁρίζοντες Ti.Locr.97d. 2 Pythag. name for 9, because it limits, i.e. finishes, the series of units, Theol.Ar.57.