English-Finnish translations for frost line

• routaraja
• jääraja

Definition of frost line

• The depth to which the water present in the soil is expected to freeze in winter
• The depth to which the water present in the soil is actually frozen in a given place at a given point in time
• In a solar system, the distance from the protosun beyond which hydrogen-containing gas compounds freeze

Examples

• The uninsulated water pipes must be installed below the frost line to prevent them from freezing.
• Due to the thin layer of snow on the ground the frost line has penetrated unusually deep this year.
• In our Solar System the frost line lies between Mars and Jupiter at about five astronomical units from the Sun.

Related words

• frost
• permafrost
• frostbite
• hoarfrost
• frosting
• defrost
• defrosting
• frosted
• frosty
• frostiness