from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. An earthquake originating under the sea floor.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An earthquake whose epicentre is beneath the sea

from the GNU version of the Collaborative International Dictionary of English

  • n. A quaking of the sea.

from The Century Dictionary and Cyclopedia

  • n. An earthquake which takes place beneath the ocean.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. an earthquake at the sea bed


from The American Heritage® Dictionary of the English Language, 4th Edition

sea + (earth)quake.


  • No one seemed to think for a moment of danger, or took heed of the bustle on deck, or of the quivering and shaking of everything in the saloon, which seemed suffering from what Mr Lathrope styled a "seaquake" -- in contradistinction to earthquake.

    The Wreck of the Nancy Bell Cast Away on Kerguelen Land

  • On December 26th, 2004 the second biggest seaquake in the history of mankind caused a devastating catastrophe in the Indian Ocean.

    Help (Music (For Robots))

  • It was the worst earthquake (actually a seaquake) recorded in Western history; 70,000 people died.

    Kant's Philosophical Development

  • A terrible hurricane accompanied by a seaquake and a very high tide swept away almost all of the Adriatic island of Malamocco, a thriving port and home of the Venetian government before 809.


  • Beyond the formal interactions that take place at this level, there could not have been a better expression of human solidarity than the enthusiastic response of South Africans, to the devastation caused by the seaquake and ensuing tsunami in Asia and the northeastern shelf of Africa.

    Address of the President of South Africa, Thabo Mbeki, at the Second Joint sitting of the third Democratic Parliament, Cape Town

  • Everything's there: raw survey data, research schedules, live maps, three-dimensional seaquake animations, and recent publications.


  • A submarine seaquake was impressive enough; but - as a fission bomb serves as detonator for a fusion one - it might merely act as a trigger to release even greater forces.

    The Ghost from the Grand Banks

  • God-fearing Protestant clergyman when he attempts to harry the Catholics by denying that the crucifix is the proper symbol of the Christian religion; it may be the act of God when a village is destroyed by an earthquake or an island created by a seaquake.

    Gilbert Keith Chesterton

  • "And the Hong-Kong papers had already published descriptions of the destruction caused by the seaquake, of the tidal waves, and the accidents to ships," came from another quarter.

    Banzai! by Parabellum

  • "But you can't dispute the fact that a seaquake may have taken place, when you consider the striking results as shown by the cable interruptions which we have been experiencing for the last six days," began Webster again.

    Banzai! by Parabellum


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