pervĭ-cācĭter

pervĭcax, ācis, adj. [per and root vicof vinco], firm, determined; esp. in a bad sense, stubborn, obstinate, headstrong, wilful (not in Cic. or Cæs.): tu pertinaciam esse, Antiloche, hanc praedicas: Ego pervicaciam aio et eā me uti volo... Nam pervicacem dici me esse et vincere Perfacile patior: pertinacem nil moror? Att. ap. Non. 432, 32 sq. (Trag. Rel. v. 8 Rib.); cf.:

adversus peritos pervicax,

Tac. H. 1, 26; Ter. Hec. 4, 1, 17:

musa,

Hor. C. 3, 3, 70:

accusatio,

Tac. A. 13, 33; 3, 33:

pervicacissimi Latinorum,

Flor. 1, 11, 11:

pervicacioris irae fuit,

Curt. 8, 6, 1:

homines pervicaci audaciā, pertinaci spe,

App. de Deo Socr. p. 43 fin. —

Of things, steady, unmoved:

contra flatus pervicax libra,

Plin. 16, 36, 65, § 161.—

Transf., in a good sense, steadfast, firm:

recti pervicax, constans adversus metus,

Tac. H. 4, 5.—Hence, adv.: pervĭ-cācĭter, stoutly, stiffly, stubbornly, obstinately:

pervicaciter perstare,

Dig. 26, 10, 3. — Comp.:

pervicacius causam belli quaerere,

Liv. 42, 14; Tac. A. 4, 42; 13, 54 fin.