D defs.my
Entry 1 sense Webster, 1913

Eburnation

· E·bur·na·tion · IPA /ˌɛb.ɚˈneɪ.ʃən/
01 n. A condition of bone cartilage occurring in certain diseases of these tissues, in which they acquire an unnatural density, and come to resem…
  1. 1.
    A condition of bone cartilage occurring in certain diseases of these tissues, in which they acquire an unnatural density, and come to resemble ivory.(Med.)