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 (ē′bər-nā′shən, ĕb′ər-)
Degeneration of bone into a hard, ivorylike mass, as that which occurs at the articular surfaces of bones in osteoarthritis.

[From Latin eburnus, ivory, from ebur; see ivory.]


(ˌiːbəˈneɪʃən; ˌɛb-) or


(Pathology) a degenerative condition of bone or cartilage characterized by unusual hardness and a polished appearance
[C19: from Latin eburnus of ivory, from ebur ivory]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.eburnation - a change that occurs in degenerative joint disease in which bone is converted into a dense smooth substance resembling ivory
biological process, organic process - a process occurring in living organisms
References in periodicals archive ?
The radiological findings are diffuse bone sclerosis that occurs bilaterally and symmetrically in the meta-diaphysis regions of the long bones [2, 7]; bone scintigraphy notes increased tracer uptake particularly involving meta-diaphysis of the femurs and tibias [8].
Periostitis' signs and an image of "onion leaves" along with bone sclerosis at the bicipital tuberosity of the radius.
Osteoclast malfunction resulting in primary sclerosing conditions of bone must be differentiated from several conditions wherein bone sclerosis results as a secondary phenomenon.
It is characterized by progressive loss of articular cartilage(1) with subchondral bone sclerosis, osteophyte formation, inflammation of synovial membrane, and an increase in the synovial fluid with decreased viscosity and lubrication properties.