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habituation

habituation definition - medical

ha·bit·u·a·tion (hə-bĭchˌo͞o-āˈshən)

noun
  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® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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