exostosis

Medical Dictionary

exostosis ex·os·to·sis (ěk'sŏ-stō'sĭs)
n. pl. -ses (-sēz)
A projection that is capped by cartilage and arises from a bone that develops from cartilage. Also called hyperostosis, poroma.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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