Lewis & Short

Gănymēdes, is (gen. i, Cic. Tusc. 4, 33, 71; also in a Latinized form Catamitus, Plaut. Men. 1, 2, 35; cf. Paul. ex Fest. s. h. v. p. 44, and s. v. alcedo, p. 7 Müll.), m., = Γανυμήδης.

  1. I. Ganymede, a son of Laomedon (acc. to the cyclic poets, whom Cicero follows; acc. to Homer, a son of Tros; acc. to Hyginus, of Assaracus or of Erichthonius), who, on account of his youthful beauty, was carried off by Jupiter’s eagle from Mount Ida to heaven, and there made Jupiter’s cup-bearer in place of Hebe; as a constellation, the Waterman (Aquarius), Cic. Tusc. 1, 26, 65; 4, 33, 71; id. N. D. 1, 40, 112; Hyg. Fab. 271; id. Astr. 2, 16; 29; Verg. A. 1, 28; Ov. M. 10, 155 al.
    1. B. Deriv. Gănymē-dēus, a, um, adj., of or belonging to Ganymede, Ganymedean: comae, Mart. 9, 17, 6; manu mixta pocula, id. 8, 39, 4: chorus, i. e. of beautiful servants, id. 7, 50, 4.
  2. II. A eunuch in the service of Arsinoë, an enemy of Cœsar, Auct. B. Alex. 4, 1.