friction

friction definition - medical

fric·tion (frĭkˈshən)

noun
  1. The rubbing of one object or surface against another.
  2. A physical force that resists the relative motion or tendency to such motion of two bodies in contact.

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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