LATIN DICTIONARYLexicon Latīnum
adjective

per-sĕnex

Meaning

  1. very old

per-sĕnex, sĕnis, adj.,
I. very old (postAug.), Suet. Gram. 9.

Quick answers

What does per-sĕnex mean in Latin?
per-sĕnex, a adjective, means “very old”.