Lewis Short
Nervĭi | Nervĭcus, a, um (noun M) :
* A people of Belgic Gaul, in the modern Hainault, Caes. B. G. 1, 4; 2, 15 sq.; Tac. G. 28; id. H. 4, 15; 33; 56 al.—In sing., Luc. 1, 428.—Hence
* Adj., Nervian: proelium,Caes. B. G. 3, 5.
Charlton T. Lewis, Charles Short, A Latin Dictionary