ectostosis

ectostosis definition - medical

ec·tos·to·sis (ĕkˌtŏs-tōˈsĭs)

noun
  1. Ossification in cartilage beneath the perichondrium.
  2. The formation of bone beneath the periosteum.

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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