ὀφθαλμός 1 from ΟΠ, Root of ὄψομαι, ὀφθῆναι
I.the eye, mostly in pl., Hom., etc.; ἐλθεῖν ἐς ὀφθαλμούς τινος to come before one's eyes, Il.; ἐν ὀφθαλμοῖσιν before one's eyes, Lat. in oculis, Hom., attic; πρὸ τῶν ὀφθ. Aeschin.; ἐξ ὀφθαλμῶν out of one's sight, Hdt.; κατ᾽ ὀφθαλμούς to one's face, Ar.
II.in sg. the eye of a master or ruler, πάντα ἰδὼν Διὸς ὀφθ. Hes.; so a king is called ὀφθ. οἴκων Aesch.; and in Persia ὀφθαλμὸς βασιλέως, the king's eye, was a confidential officer, through whom he beheld his subjects, Hdt., Ar., etc.
IV.the dearest, best, as the eye is the most precious part of the body, ὀφθαλμὸς Σικελίας id=Pind.; μέγας ὀφθαλμός a great comfort, Soph.
V.the eye or bud of a plant or tree, Xen.