A.ray, beam : Hom. only dat. pl., “ἀκτῖσιν” Od.5.479, 19.441. “ἀκτίνεσσιν” 11.16, Il.10.547 ; “Ἠελίοιο ἀκτῖνες” Mimn.11.6, cf. Emp.84, Ar.Av.1009, Arist.Mete. 374b4, etc.; sg., S.Tr.685, cf. ἀνὰ μέσσαν ἀκτῖνα, i.e. from south, S. OC1247; ἀκτῖνες μέσαι noonday, E.Ion1136; τὰ πρὸς ἀκτῖνα ἔθνη peoples of the East, Philostr. V A2.2 :— of lightning, “ἀκτῖνες στεροπᾶς ἀπορηγνύμεναι” Pi.P. 4.198; “ὦ Διὸς ἀκτίς, παῖσον” S.Tr.10<*>6; “πυρός” Sopat.13, Pl.Ti.78d; of the eyes, ἀκτῖνας προσώπου, Pi.Fr.123, cf. Ar.V.1032; visual rays, Hipparch. ap. Placit.4.13.9.
2. metaph., brightness, splendour, glory, ἀ. ἀγώνων, καλῶν ἐργμάτων, Pi.P.11.48, I.4(3).42; ἀκτῖνες ὄλβου splendid fortunes, Id.P.4.255.
3. ray shot from the left by planet to planet (opp. ὄψις, q.v.), Heph.Astr. 1.16, Porph.Intr.p.189; τὴν ἀ. ἐπιφέρων Vett. Val. 136.19, cf. Ptol. Tetr.126.
II. spoke of a wheel, AP9.418 (Antip.).