- a mountain range in S Europe, extending from France through Switzerland and Italy into Austria, Slovenia, and Croatia. Highest peak, Mont Blanc, 15,781 feet (4,810 meters).
- a mountain range in S central Europe, extending over 1000 km (650 miles) from the Mediterranean coast of France and NW Italy through Switzerland, N Italy, and Austria to Slovenia. Highest peak: Mont Blanc, 4807 m (15 771 ft)
- a range of mountains in the NW quadrant of the moon, which is cut in two by a straight fracture, the Alpine Valley
