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exostosis

American  
[ek-so-stoh-sis, -suh-] / ˌɛk sɒˈstoʊ sɪs, -sə- /

noun

Pathology.
  • exostoses
    plural
  1. the abnormal formation of a bony growth on a bone or tooth.


exostosis British  
/ ˌɛksɒˈstəʊsɪs /

noun

  1. an abnormal bony outgrowth from the surface of a bone

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Derived Forms

Inflected Forms

Nouns


Etymology

Origin of exostosis

1730–40; < New Latin < Greek exóstōsis an outgrowth. See ex- 3, ostosis


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Jomon skeletons show a high incidence of what pathologists term auditory exostosis, meaning abnormal bone growth in the ears as often observed in divers today.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond

It forms an excellent blistering and alterative application, and is of special advantage in newly formed or recently discovered exostosis.

From Special Report on Diseases of the Horse by Charles B. Michener

It follows, however, that splints occur in young animals; that the affection seldom starts in subjects that are ten years of age or older, and that when the exostosis has formed, lameness usually subsides.

From Lameness of the Horse Veterinary Practitioners' Series, No. 1 by John Victor Lacroix

And finally, a very important feature to be noted, is the location of the exostosis.

From Lameness of the Horse Veterinary Practitioners' Series, No. 1 by John Victor Lacroix

A cartilaginous exostosis in the vicinity of a joint may be invested with a synovial sac or bursa—the so-called exostosis bursata.

From Manual of Surgery Volume First: General Surgery. Sixth Edition. by Alexis Thomson

A number of states have passed stallion inspection laws stipulating that animals having such exostoses as spavin and ringbone cannot be registered except as "unsound."

From Lameness of the Horse Veterinary Practitioners' Series, No. 1 by John Victor Lacroix

With the horse, there seems hardly a doubt that bony exostoses on the legs, caused by too much travelling on hard roads, are inherited.

From The Variation of Animals and Plants Under Domestication, Volume II (of 2) by Charles Darwin

Periarticular ringbone is characterized by exostoses which are situated on the sides of the phalanges and not extending around to the anterior part of the joint.

From Lameness of the Horse Veterinary Practitioners' Series, No. 1 by John Victor Lacroix

Barwell had a case of a girl with 38 exostoses.

From Anomalies and Curiosities of Medicine by Walter L. (Walter Lytle) Pyle

Chondroma.—Cartilaginous tumours, apart from those giving rise to multiple exostoses, grow from the long bones and from the scapula, ilium, ribs, or jaws.

From Manual of Surgery Volume First: General Surgery. Sixth Edition. by Alexis Thomson

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