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[dis-loh-key-shuh n] /ˌdɪs loʊˈkeɪ ʃən/
an act or instance of dislocating.
the state of being dislocated.
Crystallography. (in a crystal lattice) a line about which there is a discontinuity in the lattice structure.
Compare defect (def 3).
Origin of dislocation
1350-1400; Middle English dislocacioun; see dislocate, -ion Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for dislocation
Contemporary Examples
Historical Examples
  • Yet it often happens that there is no irregularity at the surface to betray the existence of a dislocation.

    Geology James Geikie
  • There was no dislocation, the doctors told her, but a very bad wrench.

    Love and Lucy Maurice Henry Hewlett
  • The long, underground journey had completed the dislocation of the broken collar-bone, and the disorder there was serious.

    Les Misrables Victor Hugo
  • Admirable, too, is the Hippocratic description of dislocation of the shoulder and of the jaw.

  • A large part of the crust block to the west of this dislocation also sank down.

    The Lake of the Sky George Wharton James
British Dictionary definitions for dislocation


the act of displacing or the state of being displaced; disruption
(esp of the bones in a joint) the state or condition of being dislocated
a line, plane, or region in which there is a discontinuity in the regularity of a crystal lattice
(geology) a less common word for fault (sense 6)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for dislocation

c.1400, originally of bones, from Old French dislocacion (14c.), or directly from Medieval Latin dislocationem (nominative dislocatio), noun of action from past participle stem of dislocare (see dislocate). General sense is from c.1600.

Online Etymology Dictionary, © 2010 Douglas Harper
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dislocation in Medicine

dislocation dis·lo·ca·tion (dĭs'lō-kā'shən)
Displacement of a body part, especially the temporary displacement of a bone from its normal position; luxation.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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dislocation in Science
  1. Displacement of a bone from its normal position, especially at a joint.

  2. Geology See displacement.

  3. An imperfection in the crystal structure of a metal or other solid resulting from an absence of an atom or atoms in one or more layers of a crystal.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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