affect

affect definition - medical

af·fect (ə-fĕktˈ)

verb
  1. To have an influence on or affect a change in.
  2. To attack or infect, as a disease.
noun (ăfˈĕktˌ)
Feeling or emotion, especially as manifested by facial expression or body language.

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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