Ancient province of France, comprising the modern departements of Isere, Drome, and Hautes-Alpes. After the collapse of the Roman Empire it belonged to Burgundy, then was under Frankish domination. Afterwards part of Arles, it was sold by its ruler to France in 1349 and thereafter was used as the personal fief of the heir to the throne (the dauphin) until 1560, when it was absorbed into the French kingdom. The capital was Grenoble.