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

  • n. A sudden movement of the earth's crust caused by the release of stress accumulated along geologic faults or by volcanic activity. Also called seism, temblor.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Like, or characteristic of, an earthquake; loud; startling.
  • n. A shaking, trembling, or concussion of the earth, due to subterranean causes, often accompanied by a rumbling noise. The wave of shock sometimes traverses half a hemisphere, destroying cities and many thousand lives; -- called also earthdin, earthquave, and earthshock.

from The Century Dictionary and Cyclopedia

  • n. A movement or vibration of a part of the earth's crust.

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

  • n. a disturbance that is extremely disruptive
  • n. shaking and vibration at the surface of the earth resulting from underground movement along a fault plane of from volcanic activity


from Wiktionary, Creative Commons Attribution/Share-Alike License

Middle English ertheqwake, corresponding to earth +‎ quake.



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  • It's a big response a billy tea being frist.

    September 14, 2011

  • I looked of this word for a school vocablury test thing :) i hope im A+ the test Fingers ccrossed.Have a good day everone. IM THE FRIST ONE TO DO THIS *-* ^0^

    September 14, 2011