Hypertext Webster Gateway: "exostosis"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
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.
2. (Bot.) A knot formed upon or in the wood of trees by
disease.
From WordNet (r) 1.7 (wn)
exostosis
n : a benign outgrowth from a bone (usually covered with
cartilage)
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