Lewis & Short

ignĕus, a, um, adj. [ignis + facio], of fire, fiery, on fire, burning, burning-hot (cf.: fervidus, calidus).

  1. I. Lit.: sidera tota esse ignea, Cic. N. D. 2, 15, 40; cf. sol, Verg. G. 4, 426: arces (i. e. caelum), Hor. C. 3, 3, 10: ignea vis caeli, ether, Ov. M. 1, 26: ignea vis, fire, as one of the primary elements, acc. to Heraclitus, Cic. N. D. 3, 14, 35: Aetne, Ov. M. 15, 341: Chimaera, Hor. C. 2, 17, 13: aestas, id. ib. 1, 17, 2: ardor, of fire, Auct. Her. 4, 33, 44: celeritas, motus, Cic. N. D. 2, 9, 24.
    1. B. Transf., of color, fiery, flaming, resplendent: gemmae igneo colore fulgentes, Plin. 8, 38, 57, § 137: purpura, Val. Fl. 1, 427: cingula gemmis, Stat. Th. 12, 527.
  2. II. Trop., fiery, glowing, burning, fervid, ardent, vehement (poet.): furor, Ov. M. 9, 541: vigor, Verg. A. 6, 730: virtus, Luc. 9, 7: volat igneus aequore Tarchon, Verg. A. 11, 746; cf.: igneus in pugnas, in Martem et proelia et hostem, burning for the strife, etc., Sil. 6, 209.