I.a water-nymph, Naiad: “illum fontana petebant Numina, Naïades,” Ov. M. 14, 328: “Aegle Naïadum pulcherrima,” Verg. E. 6, 21: “Naïs Amalthēa,” Ov. F. 5, 115.—Poet. of mixing wine with water: “Naïda Bacchus amat,” Tib. 3, 6, 57.—Adj.: “puellae Naïdes,” Verg. E. 10, 10.—
II. Transf., in gen., a nymph (Hamadryad, Nereid): “Naïda vulneribus succidit in arbore factis,” Ov. F. 4, 231: “inter Hamadryadas celeberrima Naias,” id. M. 1, 691: “Naïdes aequoreae,” id. ib. 14, 557.—
III. The surname probably of a freedwoman: “Servilia Naïs,” Suet. Ner. 3.— Hence, Nāĭcus , a, um, adj., of the Naids, proceeding from the Naids: “dona,” Prop. 2, 32, 40.—