historical region of S France bordering on the Pyrenees & the Gulf of Lions
See Roussillon in American Heritage Dictionary 4
A historical region of southern France bordering on Spain and the Mediterranean Sea. Originally inhabited by Iberians, it became part of Roman Gaul after c. 121 B.C. and later changed hands many times, eventually becoming a Spanish possession that was transferred to France by the Treaty of the Pyrenees (1659).