frost heave
noun Geology.
an uplift in soil caused by the freezing of internal moisture.
Origin of frost heave
First recorded in 1945–50
Words nearby frost heave
frosh,
frost,
frost boil,
frost flowers,
frost grape,
frost heave,
frost hollow,
frost line,
frost point,
frost smoke,
frost stud
British Dictionary definitions for frost heave
frost heave
noun
the upthrust and cracking of a ground surface through the freezing and expansion of water underneath
Also called: frost heaving