Διόςκουροι

οἱ
A. the sons of Zeus, i. e. the twins of Leda, Castor and Polydeuces, h.Hom. 33.1, etc.: dual Διοσκόρω, τώ, Ar. Pax 285, Ec. 1069, E. Or. 465, Amphis 9, Men. 846, Them. Or. 21.253d: sg. dub. in Hippon. 120, cf. Varro LL 5.66: Διόσκοροι is required by metre in E. Hel. 1643, El. 1239: ‐κούρων Pl. Euthd. 293a; ‐κόρων Id. Lg. 796b, cod. Laur. in Th. 3.75: both forms in codd. of Hdt. 2.43, 6.127.
II. constellation named from them the Twins, Eratosth. Cat. 10.
III. = παρωτίδες, Gal. 19.440, Eust. 410.17.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project