icequake

[ ahys-kweyk ]
/ ˈaɪsˌkweɪk /

noun

a disturbance, especially a vibration or series of vibrations, caused by the breaking up of large ice masses.

Origin of icequake

First recorded in 1890–95; ice + (earth)quake
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019