Piedmont glacier

Alternative definitions (7), class: vernacular (0)
Term: Piedmont glacier
Definition: A glacier the lower tongue of which is fan-shaped and significantly wider than the upper tongue. The lateral expansion of a piedmont glacier is markedly greater than that of an expanded-foot glacier. In some classifications piedmont glaciers are distinguished from expanded-foot glaciers by requiring that a piedmont glacier have two or more coalescing tributaries. See the related but not synonymous ice piedmont.
Created 2022.03.08
Last Modified 2023.03.27
Contributed by GCW Glossary