odon·toid /oˈdɑnˌtɔɪd/ 形容詞
牙樣的,齒狀的
O·don·toid a. Anat. (a) Having the form of a tooth; toothlike. (b) Of or pertaining to the odontoid bone or to the odontoid process.
Odontoid bone Anat., a separate bone, in many reptiles, corresponding to the odontoid process.
Odontoid process, or Odontoid peg Anat., the anterior process of the centrum of the second vertebra, or axis, in birds and mammals. See Axis.
◄ ►