aeterno

āre, v. a.

aeternus

I. to perpetuate, to immortalize (rare, perh. extant only in the two foll. exs.): litteris ac laudibus aeternare, Varr. ap. Non. 75, 20: virtutes in aevum, * Hor. C. 4, 14, 5.
Lewis & Short
A Latin Dictionary, 1879
An open-access project