Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Degeneration of bone into a hard, ivorylike mass, as that which occurs at the articular surfaces of bones in osteoarthritis.
from The Century Dictionary.
- noun In pathology, a morbid change in bone by which it becomes very hard and dense, like ivory, as in arthritis deformans.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Med.) A condition of bone cartilage occurring in certain diseases of these tissues, in which they acquire an unnatural density, and come to resemble ivory.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Degenerative process of bone occurring at sites of articular cartilage erosion commonly found in patients with osteoarthritis. Sub-chondral bone responds to increased friction by generating reactive, ivory-like, dense bone at the site of erosion.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a change that occurs in degenerative joint disease in which bone is converted into a dense smooth substance resembling ivory
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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'eburnation' -- that is a sort of porcelain-like polish that occurs on the parts of bones that form a joint when the natural covering of cartilage is destroyed by disease.
The Eye of Osiris 1902
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The point is that the cavity of the right hip-joint showed a patch of eburnation corresponding to that on the head of the right thigh-bone that was found at St. Mary Cray.
The Eye of Osiris 1902
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"You must mean 'eburnation,'" I said, after a moment's reflection.
The Eye of Osiris 1902
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The common type of lesion is a dry arthritis with fibrillation and eburnation of the articular surfaces.
Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Alexander Miles 1893
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An interesting feature, sometimes met with in arthritis deformans, consists in eburnation of the articular surfaces of the carpal bones, although the range of movement is almost nil.
Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Alexander Miles 1893
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There is eburnation of the articular surfaces in those areas most exposed to friction and pressure.
Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Alexander Miles 1893
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