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metacarpophalangeal joint in Medicine

metacarpophalangeal joint

n.
  1. Any of the spheroid joints between the heads of the metacarpal bones and the bases of the proximal phalanges.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.