'Exostosis' definitions:

Definition of 'exostosis'

(from WordNet)
noun
A benign outgrowth from a bone (usually covered with cartilage)

Definition of 'Exostosis'

From: GCIDE
  • Exostosis \Ex`os*to"sis\, n. [NL., fr. Gr. ?; ? out + ? bone: cf. F ? exostose.]
  • 1. (Med.) Any protuberance of a bone which is not natural; an excrescence or morbid enlargement of a bone. --Coxe. [1913 Webster]
  • 2. (Bot.) A knot formed upon or in the wood of trees by disease. Exoteric