Lewis & Short

Pīcentĭa, ae, f.,

  1. I. a city in Campania, south-east of Salernum, the mod. Vicenza, Mel. 2, 4, 9; Plin. 3, 5, 9, § 70; Sil. 8, 579.
    Hence,
  2. II. Pīcentīnus, a, um, adj., of or belonging to Picentia, Picentian: ager, Plin. 3, 5, 9, § 70.