seaquake

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seaquake

[′sē‚kwāk]
(geophysics)
An earth tremor whose epicenter is beneath the ocean and can be felt only by ships in the vicinity of the epicenter. Also known as submarine earthquake.
References in periodicals archive ?
1996) Seaquakes felt on board a ship, seismic waves seen in a tunnel.
1987) A study on the effect of seaquakes on a floating body.
2014) The generation of seaquakes and its impact on floating bodies.
a) Locations of the four ferry boats on which seaquakes, vertical shocks at sea, were felt during the 1995 Hyogo-ken Nanbu earthquake.