(adjective) : pervĭus, a, um, per-via
* That has a passage through; hence
* Lit., that may be passed through or crossed, affording a passage through, passable, pervious (class.): aedes,Ter. Ad. 5, 7, 14: transitiones,thoroughfares, passages,Cic. N. D. 2, 27, 67: hostes saltus pervios ceperant,Liv. 9, 43: usus Tectorum inter se,Verg. A. 2, 453: Phoebo non pervia taxus,i. e. impervious to the sun's rays,Luc. 6, 645: pervius hastis,id. 2, 310: rima pervia flatibus,Ov. M. 15, 301: non ulli pervia vento,id. ib. 2, 762: equo loca pervia,id. ib. 8, 377: Baianae pervia cymbae stagna,Juv. 12, 80: unde maxime pervius amnis,is most fordable,Tac. A. 12, 12: Phasis pontibus CXX. pervius,Plin. 6, 4, 4, § 13: sacraria Fauni pervia,i. e. accessible to all, not set apart by consecration,Calp. Ecl. 1, 15.—Hence, subst.: pervĭum, ii, n., a thoroughfare, passage: ne pervium illa Germanis exercitibus esset,Tac. H. 3, 8.
* Transf.
* Trop.: cor meum mihi nunc pervium est, my heart is now open, i. e. light or easy, Plaut. Ps. 2, 4, 70 (760 Ritschl): nihil ambitioni pervium,accessible,Tac. A. 13, 4.
* Pass., perforated, pierced: anulus, Fab. Pict. ap. Gell. 10, 15, 6.

s. TLL