Lewis Short
(adjective) : Pŏtentĭa, ae, f.
* A town in Picenum, now S. Maria di Potenza, Liv. 39, 44; Cic. Har. Resp. 28, 62; Plin. 3, 13, 18, § 111.—Hence
* Pŏtentīnus, a, um, , Potentian: ager,Front. Colon. p. 123 Goes.
* A town in Lucania, now Potenza; hence, Pŏtentīni, ōrum, m., the inhabitants of Potentia, in Lucania, Plin. 3, 11, 15, § 98.
Charlton T. Lewis, Charles Short, A Latin Dictionary