Word of the Day
Arête (uh-RAYT)
Common clue: Mountain ridge, sharp ridge
©
Hugues de Varax
An Arete is a thin, almost knife-like, ridge of rock. Aretes are typically formed when two glaciers erode parallel U-shaped valleys. An arete is the thin ridge of rock that is left separating the two valleys. Aretes can also form when two glacial cirques erode towards one another, although frequently this results in a saddle-shaped pass, called a col.
This article is licensed under the GNU Free Documentation License (http://www.gnu.org/copyleft/fdl.html). It uses material from http://en.wikipedia.org/wiki/Arete_%28landform%29.
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