os·si·fi·ca·tion /ˌɑsəfəˈkeʃən/
 成骨,變骨,骨化


 os·si·fi·ca·tion /ˌɑsəfəˈkeʃən/ 名詞
 骨化(作用)


 Os·si·fi·ca·tion n.
 1. Physiol. The formation of bone; the process, in the growth of an animal, by which inorganic material (mainly lime salts) is deposited in cartilage or membrane, forming bony tissue; ostosis.
 Note: ☞ Besides the natural ossification of growing tissue, there is the so-called accidental ossification which sometimes follows certain abnormal conditions, as in the ossification of an artery.
 2. The state of being changed into a bony substance; also, a mass or point of ossified tissue.

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 ossification
      n 1: the developmental process of bone formation
      2: the calcification of soft tissue into a bonelike material
      3: the process of becoming rigidly fixed in a conventional
         pattern of thught or behavior
      4: hardened conventionality [syn: conformity]