Meaning of frost line | Babel Free

Definitions

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

Equivalents

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.”

CEFR level