knuckle

knuckle definition - medical

knuck·le (nŭkˈəl)

noun
  1. The prominence of the dorsal aspect of a joint of a finger, especially of one of the joints that connect the fingers to the hand.
  2. A rounded protuberance formed by the bones in a joint.
  3. A kink or loop of intestine, as in a hernia.

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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