Lewis & Short

ardĕo, rsi, rsum, 2, v.n. (perf. subj. ARDVERINT, Inscr. Fratr. Arval., of the time of the emperor Alexander Severus, in Inscr. Orell. 961) [cf. Sanscr. ghar = to shine. Sonne foll. by Curt.], to take fire, to kindle; hence,

  1. I. Lit., to be on fire, to burn, blaze (syn.: ardesco, exardeo, flagro, incendor, uror): Nam multis succensa locis ardent sola terrae, for the soil is on fire in different places, Lucr. 2, 592: tecta ardentia, id. 3, 1064: Ultimus ardebit, quem etc., i. e. His home will burn last, whom etc., Juv. 3, 201: ardente domo, Tac. A. 15, 50 fin.: radii ardentes, Lucr. 6, 618: circumstant cum ardentibus taedis, Enn. ap. Cic. Ac. 2, 28, 89 (Trag. v. 51 Vahl.): caput arsisse Servio Tullio dormienti, Cic. Div. 1, 53, 121: vis ardens fulminis, Lucr. 6, 145: Praeneste ardentes lapides caelo decidisse, Liv. 22, 1: rogum parari Vidit et arsuros supremis ignibus artus, Ov. M. 2, 620; 2, 245; 14, 747: arsurae comae, Verg. A. 11, 77: videbat quod rubus arderet, Vulg. Exod. 3, 2; ib. Deut. 5, 23; ib. Joan. 15, 6.
  2. II. Trop.
    1. A. Of the eyes, to flash, glow, sparkle, shine (syn.: fulgeo, inardesco, mico): ardent oculi, Plaut. Capt. 3, 4, 62; Cic. Verr. 2, 4, 66; 2, 5, 62; cf.: oculi ejus (erant) ut lampas ardens, Vulg. Dan. 10, 6.
    2. B. Poet., transf. to color, to sparkle, glisten, glitter, dazzle: Tyrio ardebat murice laena, Verg. A. 4, 262: campi armis sublimibus ardent, id. ib. 11, 602.
    3. C. In gen., of any passionate emotion or excitement, to burn, glow, be inflamed, usu. with abl. (dolore, irā, studio, invidiā, etc.), but often without an abl.; to be strongly affected, esp. with love; to be inflamed, burn, glow, to blaze, be on fire, be consumed, etc. (syn.: ardesco, exardeo, furo).
          1. (α) With abl.: quippe patentia cum totiens ardentia morbis Lumina versarent oculorum, expertia somno, they rolled around the open eyeballs glowing with heat, Lucr. 6, 1180: In fluvios partim gelidos ardentia morbo Membra dabant, their limbs burning with the heat of fever, id. 6, 1172: ardere flagitio, Plaut. Cas. 5, 3, 1: amore, Ter. Eun. 1. 1, 27; Cic. Verr. 2, 2, 47: iracundiā, Ter. Ad. 3, 2, 12: curā, Varr. R. R. 3, 17, 9: dolore et irā, Cic. Att. 2, 19: cupiditate, id. Pis. 24: studio et amore, id. ad Q. Fr. 1, 2: desiderio, id. Mil. 15; id. Tusc. 4, 17, 37: podagrae doloribus, to be tormented with, id. Fin. 5, 31, 94: furore, Liv. 2, 29 fin. et saep.: cum arderet Syria bello, Cic. Att. 5, 6; id. Fam. 4, 1; Liv. 28, 24 fin. al.
          2. (β) Without an abl.: ipse ardere videris, Cic. de Or. 2, 45, 188 (incensus esse, B. and K.); cf. Quint. 11, 3, 145: omnium animi ad ulciscendum ardebant, were fired, eager, Caes. B. G. 6, 34: Ardet, Ov. M. 6, 609: ultro implacabilis ardet, Verg. A. 12, 3: ardet in arma, id. ib. 12, 71; so, in caedem, Tac. H. 1, 43.
            Poet. with inf. as object (cf. infra), to desire ardently to do a thing: ruere ardet utroque, Ov. M. 5, 166: Ardet abire fugā dulcīsque relinquere terras, Verg. A. 4, 281; 11, 895; Val. Fl. 6, 45.
            Esp., to burn with love (syn. uror): ex aequo captis ardebant mentibus ambo, Ov. M. 4, 62: deus arsit in illā, id. ib. 8, 50 (cf.: laborantes in uno Penelopen vitreamque Circen, Hor. C. 1, 17, 19): arsit Virgine raptā, Hor. C. 2, 4, 7; cf. id. ib. 3, 9, 6; and with acc. of the object loved (as supra, in constr. with the inf.): formosum pastor Corydon ardebat Alexin, Corydon had a burning passion for, etc., Verg. E. 2, 1: comptos arsit adulteri Crines, Hor. C. 4, 9, 13: delphini pueros miris et humanis modis arserunt, Gell. 6, 8; cf. Arusian. Mess. p. 209 Lind.
            Note: * Pass. arsus, roasted, Plin. Val. 2, 9.—ardens, entis, P. a., prop. on fire, burning; hence, glowing, fiery, ardent, hot, etc., lit. and trop.
    1. A. Lit.: sol ardentissimus, Tubero ap. Gell. 6, 4, 3: ardentissimum tempus, Plin. 2, 47, 47, § 123: Austri ardentes, id. 12, 19, 42, § 93: quinta (zona) est ardentior illis, hotter, Ov. M. 1, 46: ardens Africa, Luc. 9, 729.
    2. B. Trop.
      1. 1. Of the eyes: oculi, glowing, Verg. G. 4, 451.
      2. 2. Of color: ardentissimus color, Plin. 21, 4, 10, § 16: apes ardentes auro, glowing, glittering as with gold, Verg. G. 4, 99; so id. A. 10, 262.
      3. 3. Of wounds, burning, smarting: ardenti morsu premere dolorem, with burning bite, Lucr. 3, 663.
      4. 4. Of wine, strong, fiery: ardentis Falerni Pocula, Hor. C. 2, 11, 19; cf. Mart. 9, 7, 45.
      5. 5. Of passion or strong feeling, burning, glowing, eager, impatient, ardent: avaritia ardens, Cic. Fin. 3, 11, 36: mortem ardentiore studio petere, id. ib. 2, 19, 61: ardentes in eum litteras ad me misit, id. Att. 14, 10 fin.: ardentissimus dux, Flor. 4, 2, 42; 1, 8, 2: ardentissimus amor, Vulg. 3, Reg. 11, 2: studia, Ov. M. 1, 199: Nonne cor nostrum ardens erat in nobis, Vulg. Luc. 24, 32: furor, ib. Isa. 30, 27: miserere ardentis (sc. amore), Ov. M. 14, 691.
        Poet. with gen.: ardens caedis, Stat. Th. 1, 662.
        In Cic. freq. of passionate, excited discourse: nec umquam is qui audiret, incenderetur, nisi ardens ad eum perveniret oratio, Cic. Or. 38, 132: verbum, id. ib. 8, 27 (cf. id. Brut. 24 fin.): nisi ipse (orator) inflammatus ad eam (mentem) et ardens accesserit, id. de Or. 2, 45, 190: orator gravis, acer, ardens, id. Or. 28, 99 al.
        Adv. ardenter, only trop., in a burning, fiery, eager, passionate manner, ardently, eagerly, passionately: ardenter aliquid cupere, Cic. Tusc. 4, 17, 39; Plin. Ep. 2, 7, 6.
        Comp.: ardentius sitire, to have a more burning thirst, Cic. Tusc. 5, 6, 16: ardentius diligere, Plin. Ep. 7, 20, 7, id. Pan. 85, 7: ardentius amare, Suet. Calig. 25.
        Sup.: ardentissime diligere, Plin. Ep. 6, 4, 3; Suet. Dom. 22.