medial cuneiform bone

n.
  1. The medial bone of the distal row of the tarsus and the largest of the three cuneiform bones, articulating with the intermediate cuneiform, navicular, and first and second metatarsal bones.first cuneiform bone
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.