What does pervetus mean in Latin?

pervetus, a adjective, means “very old, aged, ancient; very long-standing”.

How do you pronounce pervetus?

In classical Latin, [ˈpɛr.wɛ.tʊs]; in ecclesiastical (church) Latin, [ˈpɛr.ve.tus].

adjectivethird-declension one-termination adjective (non-i-stem)

pervetus (genitive perveteris)

Classical[ˈpɛr.wɛ.tʊs]Ecclesiastical[ˈpɛr.ve.tus]

singular
form	masculine	feminine	neuter
nominative	pervetus	pervetus	pervetus
genitive	perveteris	perveteris	perveteris
dative	perveterī	perveterī	perveterī
accusative	perveterem	perveterem	pervetus
ablative	pervetere	pervetere	pervetere
vocative	pervetus	pervetus	pervetus

plural
form	masculine	feminine	neuter
nominative	perveterēs	perveterēs	pervetera
genitive	perveterum	perveterum	perveterum
dative	perveteribus	perveteribus	perveteribus
accusative	perveterīs perveterēs	perveterīs perveterēs	pervetera
ablative	perveteribus	perveteribus	perveteribus
vocative	perveterēs	perveterēs	pervetera

per-vĕtus, ĕris, adj.,

I. very old: signum ligneum, Cic. Verr. 2, 4, 3, § 7: oppidum, id. ib. 2, 4, 33, § 72: amicitia, id. Fam. 13, 17: epistula sed sero allata, id. Q. Fr. 3, 1, 4, § 14: vinum non pervetus, Cels. 5, 26, 30.

From per- + vetus.