region of NW Italy: 1,260 sq mi (3,263 sq km); pop. 116,000
See Valle d'Aosta in American Heritage Dictionary 4
(väˌlā dä-ōˈstə, -stä)
A region of northwest Italy bordering on France and Switzerland. Separated from Piedmont in the 1940s, it has a predominantly French linguistic and cultural heritage.
