habit

habit definition - medical

hab·it (hăbˈĭt)

noun
  1. A recurrent, often unconscious, pattern of behavior that is acquired through frequent repetition.
  2. Physical constitution.
  3. An addiction, especially to a narcotic drug.

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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