frost line(redirected from frost lines)
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Related to frost lines: Freezing depth
1. The depth to which frost penetrates the earth.
2. The altitude below which frost does not occur, especially in tropical regions.
1. (Geological Science) the deepest point in the ground to which frost will penetrate
2. (Geological Science) the limit towards the equator beyond which frosts do not occur
n → Frostgrenze f