| Term: | Seasonal frost |
| Definition: | The occurrence of ground temperatures below 0 degrees Celsius for only part of the year; see also active layer. |
| Term: | Seasonal frost |
| Definition: | The occurrence of ground temperatures below 0˚C for only part of the year |
| Term: | Seasonal frost |
| Definition: | The occurrence of ground temperatures below 0C for only part of the year. |