medial moraine noun :a moraine in the middle of a glacier parallel to its sides that is often formed by the union of lateral moraines when two glaciers coalesce The Ultimate Dictionary Awaits Expand your vocabulary and dive deeper into language withMerriam-Webster Unabridged....
as it moves, and because of the periodic melting of the ice, which causes the glacier to deposit these materials during warmer intervals. ♦ A moraine that forms in front of a glacier is aterminal moraine. ♦ A moraine that forms along the side of a glacier is alateral moraine. ...
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