[医] 骨质象牙化, 骨质致密化

[ noun ]
a change that occurs in degenerative joint disease in which bone is converted into a dense smooth substance resembling ivory
<noun.process>

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.