icequake

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icequake

[′īs‚kwāk]
(hydrology)
The crash or concussion that accompanies the breakup of ice masses, frequently owing to contraction from the extreme cold.
References in periodicals archive ?
Meteorologists said Wednesday that sound and other "cracking" sounds inside and outside houses is called a cryoseism, or a "frost quake."
Several media agencies have reported the booming noises could be attributed to cryoseism, which occurs when underground water freezes after temperatures rapidly drop during harsh winter weather.
McKenzie, who studied geology in college and once served as the emergency management director for Lake County, said cryoseism requires liquid in the days before frost quake occurs.