| Term: | Gelifluction |
| Definition: | The slow downslope flow of unfrozen earth materials on a frozen substrate |
| Term: | Gelifluction |
| Definition: | The slow downslope flow of unfrozen earth materials on a frozen substrate. |
| Term: | Gelifluction |
| Definition: | The slow downslope flow of unfrozen earth materials on a frozen substrate. Gelifluction is a type of Solifluction implying the presence of either Seasonal Frost or Permafrost. |
| Term: | Gelifluction |
| Definition: | Form of mass movement in periglacial environment where a permafrost layer exists. It is characterized by the movement of soil material over the permafrost layer and the formation of lobe-shaped features. Also see solifluction. |