I.warmth, heat, glow.
I. Lit.
A. In gen. (very freq. in prose and poet.): neque mihi ulla obsistet amnis nec calor; “nec frigus metuo,” Plaut. Merc. 5, 2, 19; so (opp. frigus) Lucr. 2, 517; 6, 371; Cic. N. D. 2, 39, 101; Verg. G. 2, 344; 4, 36; (opp. refrigeratio) Vitr. 1, 4: “calor ignis,” Lucr. 1, 425: “solis,” id. 5, 571; 6, 514: “fulminis,” id. 6, 234.—In plur., Cic. Off. 2, 4, 13; id. N. D. 2, 60, 151; Hor. C. 3, 24, 37 al.—
B. Esp.
1. Vital heat; so, vitalis, Lucr. 3, 129; Cic. N. D. 2, 10, 27: “ut omnia quae aluntur atque crescunt, contineant in se vim caloris, sine quā neque ali possent neque crescere,” id. ib. 2, 9, 23: “omnis et una Dilapsus calor,” Verg. A. 4, 705.—
2. Summer heat, the warmth of summer: “vitandi caloris causā Lanuvii tres horas acquieveram,” Cic. Att. 13, 34 init.; id. de Or. 1, 62, 265.—Hence also for summer (opp. ver and autumnus), Lucr. 1, 175; Col. 11, 2, 48: “mediis caloribus,” in the midst of summer, Liv. 2, 5, 3; so plur.: “ut tectis saepti frigora caloresque pellamus,” Cic. N. D. 2, 60, 152.—
3. The glow of a hot wind (cf. Lucr. 6, 323: “vis venti commixta calore): dum ficus prima calorque, etc.,” the burning heat of the parching Sirocco, Hor. Ep. 1, 7, 5: “calores austrini,” Verg. G. 2, 270 (cf.: “calidi Austri,” Ov. M. 7, 532).—
4. The heat of a fever, Tib. 4, 11, 2.—
II. Trop.
A. In gen., the heat of passion, fire, zeal, ardor, impetuosity, vehemence (so perh. not before the Aug. per.; esp. freq. in Quint.; cf.: “ardor, fervor): si calor ac spiritus tulit,” Quint. 10, 7, 13: “Polus juvenili calore inconsideratior,” id. 2, 15, 28: “calor cogitationis, qui scribendi morā refrixit,” id. 10, 3, 6; cf. id. 9, 4, 113: “calorem cogitationis exstinguere,” id. 8, praef. § 27: “et impetus,” id. 10, 3, 17: “dicendi,” id. 11, 3, 130: “lenis caloris alieni derisus,” id. 6, 2, 15: “dicentis,” Plin. Ep. 4, 9, 11; 2, 19, 2: “pietatis,” id. Pan. 3, 1: “ambitionis calor abducit a tutis,” Sen. Ben. 2, 14, 5: “quod calore aliquo gerendum est, id. Ira, 3, 3, 5: cohortationis,” Val. Max. 2, 6, 2: “iracundiae,” Dig. 50, 17, 48: “Martius,” Stat. Achill. 2, 26; Luc. 2, 324 et saep.—
B. Esp., ardent love, the fire of love: “trahere calorem,” Ov. M. 11, 305; so id. H. 19, 173; Sil. 14, 223.—In plur. (cf. amores), Hor. C. 4, 9, 11; Ov. A. A. 1, 237.
