Lewis & Short

† 1. chălybs, ybis, m., = χάλυψ,

  1. I. steel (cf. Plin. 34, 14, 41, § 142 sq.): vulnificus (because weapons were made of it), Verg. A. 8, 446; on account of its hardness: ferro durior et chalybe, Prop. 1, 16, 30; cf. Sen. Herc. Oet. 152; Sil. 1, 171; 2, 403.
  2. II. Meton., the things made of it.
    1. A. A sword: strictus, Sen. Thyest. 364.
    2. B. A horse’s bit, Luc. 6, 398.
    3. C. The point of an arrow, Luc. 7, 518; Val. Fl. 6, 342; Sil. 2, 107 al.
    4. D. An iron rail, Luc. 6, 547.