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habituation

[huh-bich-oo-ey-shuh n] /həˌbɪtʃ uˈeɪ ʃən/
noun
1.
the act of habituating.
2.
the condition of being habituated.
3.
physiological tolerance to or psychological dependence on a drug, short of addiction.
4.
reduction of psychological or behavioral response occurring when a specific stimulus occurs repeatedly.
Origin
1400-1450
1400-50; late Middle English. See habituate, -ion
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for habituations

habituation

/həˌbɪtjʊˈeɪʃən/
noun
1.
the act or process of habituating
2.
(psychol) the temporary waning of an innate response that occurs when it is elicited many times in succession Compare extinction (sense 6)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for habituations

habituation

n.

mid-15c., from Medieval Latin habituationem, noun of action from habituare (see habituate (v.)).

Online Etymology Dictionary, © 2010 Douglas Harper
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habituations in Medicine

habituation ha·bit·u·a·tion (hə-bĭch'ōō-ā'shən)
n.

  1. The process of habituating or the state of being habituated.

  2. Physiological tolerance to a drug resulting from repeated use.

  3. Psychological dependence on a drug.

  4. The decline of a conditioned response following repeated exposure to the conditioned stimulus.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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habituations in Science
habituation
  (hə-bĭch'-ā'shən)   
  1. The gradual decline of a response to a stimulus resulting from repeated exposure to the stimulus.

  2. Physiological tolerance for a drug resulting from repeated use.

  3. Psychological dependence on a drug resulting from repeated use.


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