(adj.adv.) : rĭgĭdus, a, um, adj.rigeo
* Stiff, hard, inflexible, rigid (mostly poet. and in postAug. prose; cf. durus).
* Lit.: pruinae,Lucr. 2, 521; cf.: rigidum permanat frigus ad ossa,id. 1, 355: tellus,Verg. G. 2, 316: aqua,Ov. Tr. 3, 10, 48: umbrae,Lucr. 5, 764: frigus,id. 1, 356: cervicem rectam oportet esse non rigidam aut supinam,Quint. 11, 3, 82; cf. id. 11, 3, 160; so, cervix,Liv. 35, 11; Suet. Tib. 68; Ov. Tr. 1, 4, 14: artus morte,Lucr. 6, 1196: crura,Cic. N. D. 1, 36, 101: rostrum,Ov. M. 5, 673: cornu,id. ib. 9, 85: setae,id. ib. 8, 428: capilli,id. ib. 10, 425: oculi (with extenti),Quint. 11, 3, 76 et saep.: quercus,Verg. E. 6, 28; cf. columnae,Ov. F. 3, 529: malus,id. H. 5, 53.— In mal. part.: illud,Petr. 134, 11; cf. Mart. 6, 49, 2.— Hence: custos ruris,i. e. Priapus,Ov. F. 1, 391; Auct. Priap. 46; and absol.: rĭgĭda, f., Cat. 56, 7: silices,hard,Ov. M. 9, 613; 225: saxum,id. ib. 4, 517: mons,hard, rocky,id. ib. 8, 797: Niphates,Hor. C. 2, 9, 20: ferrum,Ov. R. Am. 19: serae,id. F. 1, 124: ensis,Verg. A. 12, 304; Ov. M. 3, 118: hasta,Verg. A. 10, 346: unguis,Ov. Am. 2, 6, 4 et saep.
* Trop., stiff, hard, inflexible, rigid; hardy, stern, rough (syn.: tristis, severus): vox,hard, harsh,Quint. 11, 3, 32: Sabini,rough, rude, unpolished,Hor. Ep. 2, 1, 25; Ov. M. 14, 797: Getae,Hor. C. 3, 24, 11; Ov. Tr. 5, 1, 46: fossor,hardy,Mart. 7, 71, 4; cf. manus,Ov. M. 14, 647: virtutis verae custos rigidusque satelles,stern, inflexible,Hor. Ep. 1, 1, 17; so, censor,Ov. A. A. 2, 664: parens,id. M. 2, 813: senes,id. F. 4, 310: mens,id. H. 3, 96: vultus,id. ib. 4, 73: rigidi et tristes satellites,Tac. A. 16, 22: (Cato) rigidae innocentiae,Liv. 39, 40, 10; cf. of the younger Cato: rigidi servator honesti,Luc. 2, 389; so, mores,Ov. R. Am. 762: rigida duraque sententia Macri,Plin. Ep. 4, 9, 19; Sen. Ep. 11, 10; 21, 3; 81, 4: Mars,rough, fierce,Ov. M. 8, 20: leo,Mart. 10, 65, 13.— Comp.: quis non intellegit Canachi signa rigidiora esse quam ut imitentur veritatem?too stiff, hard, harsh,Cic. Brut. 18, 70: similis in statuariis differentia ... jam minus rigida Calamis fecit,Quint. 12, 10, 7.— Sup.: Abdera fatua et stoliditatis rigidissimae,Arn. 5, 164.—Hence, adv.: rĭgĭdē.
* Inflexibly; in a straight line, Vitr. 2, 3, 2; Sen. Ben. 2, 17, 4.
* Rigorously, severely, Ov. Tr. 2, 251.— Comp.: disciplinam militarem rigidius adstringere,Val. Max. 9, 7 fin.