Chīron (nom. Chīro, Liv. Andron. ap. Fest. s. v. ocrem, p. 181), ōnis, m., = Χείρων, one of the Centaurs, distinguished for his knowledge of plants, medicine, and divination, son of Saturn and Philyra (hence, Philyrides Chiron, Verg. G. 3, 550), the tutor of Aesculapius (Ov. M. 2, 630 sq.), Hercules, Achilles, Jason, etc.; at last translated to heaven as a constellation, Hyg. Praef. and Fab. 274; id. Astr. 2, 38; Serv. ad Verg. G. 3, 91; 3, 550; 4, 270; acc. Gr. Chirona, Ov. M. 6, 126.

—As a constellation, Luc. 9, 536.

— Hence, Chīrō-nīus or -ēus, a, um, adj., named after Chiron (the physician and botanist).

—So subst.: chīrōnīa, ae (sc. herba), a name of several plants: pyxacanthos, Plin. 24, 14, 77, § 125: panaces, id. 25, 4, 13, § 32: ampelos, id. 25, 4, 16, § 34: vitis nigra, id. 23, 1, 17, § 27: Chironium vulnus, Cels. 5, 28, 5; App. Herb. 22: Chironion, a plant, i. q. Centaurion, q. v., Plin. 25, 6, 31, § 66.

—* Chīrōnicus, a, um, adj., pertaining to Chiron: ars, Sid. Ep. 2, 12 fin.