instinct

Medical Dictionary

instinct in·stinct (ĭn'stĭngkt')
n.

  1. An inborn pattern of behavior that is characteristic of a species and is often a response to specific environmental stimuli.

  2. A powerful motivation or impulse.


in·stinc'tive or in·stinc'tu·al (ĭn-stĭngk'chōō-əl) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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