talocalcaneonavicular joint

[tā′lō-kăl-kā′nē-ō-nə-vĭkyə-lər]
n.
  1. A ball-and-socket joint, part of the transverse tarsal joint, formed by the head of the talus articulating with the navicular bone and the anterior part of the calcaneus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.