| Term: | Medial moraine |
| Definition: |
A ridge-shaped moraine in the middle of a glacier originating from a rock outcrop, nunatak, or the converging lateral moraines of two or more ice streams. NSIDCCryosphere
A sediment ridge, located on a glacier's exposed ice surface, away from its valley walls, extending down glacier to the terminus. It forms by the joining of two lateral moraines when two glaciers merge. Deposit of material found down the center of a glacier. Created when two glacier and their lateral moraines merge. PhysicalGeography GCW |