ferrārius, a, um, adj. ferrum, belonging to or occupied with iron. Prop.: fabri, blacksmiths, Plaut. Rud. 2, 6, 47: NEGOTIATOR, an iron-monger, Inscr. Grut. 640, 2 and 4: metalla, iron-mines, Plin. 35, 6, 15, § 35: officina, a smith's shop, smithy, id. 35, 15, 51, § 182: aqua, for quenching the red-hot iron, id. 28, 16, 63, § 226: faber, Vulg. 1 Reg. 13, 19.

— Subst. ferrārius, ii, m., a blacksmith, a smith, Sen. Ep. 56, 4; Pall. 1, 6, 2; Firm. Math. 4, 7 med.; Inscr. Orell. 4066.

— ferrāria, ae, f. An iron-mine, iron-works: sunt in his regionibus ferrariae, argenti fodinae pulcherrimae, Cato ap. Gell. 2, 22, 29; Caes. B. G. 7, 22, 2; Liv. 34, 21, 7; Inscr. Orell. 1239.

— (Sc. herba.) The plant vervain, App. Herb. 65 and 72.