Lewis Short
Iādĕra | Iāder, ōrum | Iādertīni (noun F.m) :
* A city of Illyria, now Zara, Mel. 2, 3, 13; also called , Plin. 3, 26, 30, § 152; 3, 21, 25, § 140 al.; Luc. 4, 405.—Hence
* The inhabitants of ladera, Auct. B. Alex. 42.
Charlton T. Lewis, Charles Short, A Latin Dictionary