ground frost (English, noun)
expansion: ground frost (plural ground frosts)
Senses:
topics: climatology
meteorology
natural-sciences
glosses: The condition of air temperature dropping below the freezing point at or near ground level.
glosses: Ice produced by the direct deposition of water vapor on grass, trees and other objects in freezing conditions.
glosses: The frozen upper level of soil, caused by the air temperature dropping below the freezing point for a lengthy period of time; in temperate climates the soil thaws completely for the summer and in cold climates it may develop to permafrost.
Forms:
form: ground frosts
tags: plural