enostosis

(ĕn′ŏ-stō′sĭs)

n. pl. en•os•to•ses (-sēz)

A mass of proliferating bone tissue within a bone.

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