aeternabilis

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

aeternābĭlis, e, adj. [aeterno],

that can last forever , everlasting : divitia, Att. ap. Non. 475, 24 (Trag. Rel. p. 143 Rib.): urbs, i. e. Rome , Cod. Th. 11, 20, 3 (cf. aeternus, II. A.).