'Eburnation' definitions:

Definition of 'eburnation'

From: WordNet
noun
A change that occurs in degenerative joint disease in which bone is converted into a dense smooth substance resembling ivory

Definition of 'Eburnation'

From: GCIDE
  • Eburnation \E`bur*na"tion\, n. [L. eburnus of ivory, fr. ebur ivory: cf. F. ['e]burnation. See Ivory.] (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. [1913 Webster]