rĭgor — Lewis & Short
rĭgor, ōris, m.rigeo,
I stiffness, inflexibility, rigidity, numbness, hardness, firmness, rigor (not freq. till after the Aug. per.; not in Cic.; cf. durities).
I Lit.:
tandem bruma nives affert pigrumque rigorem,Lucr. 5, 746:
cervicis,stiffness, rigidity, Plin. 28, 12, 52, § 192; 32, 8, 28, § 89; cf.:
immobilis faciei,Quint. 9, 3, 101:
vultus (in portraits),Plin. 35, 9, 35, § 58:
nervorum,i. e. a cramp, spasm, Cels. 2, 1 and 7; so too simply rigor; and in plur., Plin. 26, 12, 81, § 130; 35, 6, 27, § 46.—
B Esp.
1 A straight course or direction:
fluminis,Dig. 43, 12, 1, § 5; cf.
stillicidii,ib. 8, 2, 41; hence, in the agrimensores, a straight line or course (opp. flexus), Front. Expos. Form. p. 38 Goes.; Aggen. Limit. p. 46 fin.; Sicul. Fl. p. 5; Front. Colon. p. 120 al.—
2 Hardness, firmness:
auri,Lucr. 1, 492:
ferri,Verg. G. 1, 143:
saxorum,Ov. M. 1, 401 (with durities):
lapidis,Plin. 36, 16, 25, § 126:
arborum,Vitr. 2, 9; Plin. 16, 40, 77, § 209; Col. 4, 16, 4 al.—
II Transf., the stiffness produced by cold, for cold itself, chilliness, Lucr. 5, 640; 6, 368 (opp. calor); 307 (opp. ignis); cf.
Alpinus,Ov. M. 14, 794:
septentrionis,Tac. A. 2, 23:
caeli et soli,Plin. 17, 24, 37, § 217:
recentissimus aquae,Col. 9, 14, 7:
torpentibus rigore nervis,Liv. 21, 58 fin. et saep.—
III Trop., hardness, inflexibility, stiffness, roughness, severity, rigor (cf.:
severitas, asperitas, morositas): accentus rigore quodam minus suaves habemus,Quint. 12, 10, 33 (cf. rigidus, II. init.):
te tuus iste rigor, positique sine arte capilli ... decet,rudeness, Ov. H. 4, 77:
nocuit antiquus rigor et nimia severitas,Tac. H. 1, 18 fin.:
animi,id. A. 6, 50; cf. Plin. 7, 19, 18, § 79; Sen. Ira, 1, 16, 13 (opp. constantia):
disciplinae veteris,Tac. H. 1, 83:
juris,Dig. 49, 1, 19.