Lewis Short
(adj.adv.) : perpĕtŭālis, e, adj.perpetuus
* That holds everywhere, universal, general (a word formed by Quint. as a transl. of the Gr. καθολικός, joined with universalis), Quint. 2, 13, 14.—Hence, adv.: perpĕtŭālĭter, permanently (opp. temporaliter), Arn. in Psa. 121.
Charlton T. Lewis, Charles Short, A Latin Dictionary