Exostosis

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [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

From WordNet (r) 2.0 [wn]:

  exostosis
       n : a benign outgrowth from a bone (usually covered with
           cartilage)
       [also: {exostoses} (pl)]