| Term: | Pingo |
| Definition: | A perennial Frost Mound consisting of a core of Massive Ice, produced primarily by injection of water, and covered with soil and vegetation. |
| Term: | Pingo |
| Definition: | A large conical mound that contains an ice core. This feature can be up to 60 to 70 meters in height. Form in regions of permafrost. Common in the Mackenzie Delta region of Canada. Also see the related palsa. |
| Term: | Pingo |
| Definition: | An eskimo term for a perennial frost mound consisting of a core of massive ice with soil and vegetation cover; the size can range from a few meters to tens of meters, in both diameter and height; can be found in continuous and discontinuous permafrost zones. |
| Term: | Pingo |
| Definition: | A perennial frost mound consisting of a core of massive ice, produced primarily by injection of water, and covered with soil and vegetation |
| Term: | Pingo |
| Definition: | A large frost mound of more than one year's duration. While this Eskimo term is used in several related senses, the above meaning is becoming increasingly accepted. |