eburnation

[ee-ber-ney-shuh n, eb-er-]

noun Pathology.

an abnormal condition in which bone becomes hard and dense like ivory.

Origin of eburnation

1830–40; < Latin eburn(us) of ivory (equivalent to ebur ivory + -nus adj. suffix) + -ation

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for eburnation

Historical Examples of eburnation

"You must mean 'eburnation,'" I said, after a moment's reflection.
The Vanishing Man
R. Austin Freeman
Nor is it advisable to postpone mechanical interference so long that eburnation of the bones has time to take place.
A System of Practical Medicine By American Authors, Vol. II
Various
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
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
Eburnation of the articular surfaces is shown by increase in the density of the shadow of the bone in the areas affected.
Manual of Surgery
Alexis Thomson and Alexander Miles

British Dictionary definitions for eburnation

eburnation

noun

a degenerative condition of bone or cartilage characterized by unusual hardness and a polished appearance

Word Origin for eburnation

C19: from Latin eburnus of ivory, from ebur ivory

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

eburnation in Medicine

eburnation

[ē′bər-nā′shən, ĕb′ər-]

Degeneration of bone into a hard, ivorylike mass, such as occurs at articular surfaces of bones in osteoarthritis.