ὀρός
From LSJ
Τοὺς δούλους ἔταξεν ὡρισμένου νομίσματος ὁμιλεῖν ταῖς θεραπαινίσιν → He arranged for his male slaves to have sex with female slaves at a fixed price (Plutarch, Life of Cato the Elder 21.2)
English (LSJ)
ὁ,
A the watery or serous part of milk, whey, ναῖον δ' ὀρῷ ἄγγεα πάντα Od.9.222 ; ὀρὸν πίνων 17.225, cf. Hp.Mul.1.29, Acut.2, Arist. HA521b27, al., Eust.1626.1, 1818.23. 2 the watery part or serum of the blood, Pl.Ti.83d. 3 the watery part of wood-tar, ὀρὸς πίσσης Hp.Ulc.12, Thphr.HP3.9.2, Paul.Aeg.3.74. 4 σπερματικὸς ὀρός seminal fluid, Placit.5.23:—the form ὀρρός is f.l. in Hp. Il.cc., Arist. l.c., Ruf.Ren.Ves.14, etc.; the form οὐρός was coined by Nic. Th.708. (Cf. Skt. sarás, Adj. 'fluid', Lat. serum.)