[ee-ber-ney-shuh n, eb-er-]

noun Pathology.

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

Nearby words

  1. ebullience,
  2. ebullient,
  3. ebulliometer,
  4. ebullioscopy,
  5. ebullition,
  6. eburnitis,
  7. ebv,
  8. ec,
  9. ec-,
  10. eca

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. 2019

Examples from the Web for eburnation

British Dictionary definitions for eburnation



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

Medicine definitions for eburnation


[ē′bər-nāshən, ĕb′ər-]


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

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.