irritability

irritability definition - medical

ir·ri·ta·bil·i·ty (ĭrˌĭ-tə-bĭlˈĭ-tē)

noun
  1. The capacity to respond to stimuli.
  2. Abnormal or excessive sensitivity to stimuli of an organism, organ, or body part.

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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