seaquake

sea·quake

 (sē′kwāk′)

n.

An earthquake originating under the sea floor.

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[sea + (earth)quake.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

seaquake

(ˈsiːˌkweɪk)

n

(Geological Science) obsolete an agitation and disturbance of the sea caused by an earthquake at the sea bed. It is now usually described as an earthquake

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

sea•quake

(ˈsiˌkweɪk)

n.

an agitation of the sea caused by a submarine eruption or earthquake.

[1670–80]

Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

Thesaurus

Noun

1.

seaquake - an earthquake at the sea bed submarine earthquake earthquake, quake, seism, temblor - shaking and vibration at the surface of the earth resulting from underground movement along a fault plane of from volcanic activity

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