Lewis Short
(adjective) : asprātĭlis, e, asper
* Rough (late Lat. for asper): piscis,with rough scales,Plin. Val. 5; 8; 10 al.; Edict. Diocl. p. 15: terminus, of a rough, unpolished stone, Auct. Lim. p. 305 Goes.: petra,id. ib. p. 228.
Charlton T. Lewis, Charles Short, A Latin Dictionary