μίξις · mixis — LSJ
mixing, mingling
mixing, mingling, μ. τε διάλλαξίς τε μιγέντων Emp. 8.3, cf. Pl. Phlb. 47d, al., Arist. GA 327a30, etc.; τινὶ πρός τι Pl. Sph. 260b; πάσας μ. μείγνυσθαι Id. R. 620d.
II intercourse, sexual intercourse, commerce, union
intercourse with others, esp. sexual intercourse or commerce, Hdt. 1.203, al.; [γυναικῶν] ἐπίκοινον τὴν μ. ποιεῖσθαι Id. 4.172; ὄνων πρὸς ἵππους Anacr. 35; ἄρρενος πρὸς ἄρρεν, θήλεος πρὸς θῆλυ μ. Plu. Bruta anim. 2.990d; ἡ τῶν παίδων μ. union for the sake of . . , Pl. Lg. 773d. (In codd. sts. μῖξις, for which μεῖξις shd. prob. be restd. in Prose:—with μεῖξις: μίξις, cf. φεῦξις: φύξις.)