单词 | permanent teeth |
释义 | permanent teethpermanent teeth[′pər·mə·nənt ¦tēth]permanent teethpermanent teethAdult teeth Dentistry The 32 teeth of the 2nd dentition. Cf Baby teeth.permanent teethThe 32 teeth forming the second set that begins to appear (erupt) after the shedding of the primary or ‘milk’ teeth at about the age of 6. The permanent tooth complement of each jaw consists of four biting teeth (incisors) at the front, flanked by two eye teeth (canines), four premolars and six grinding teeth (molars). The ‘wisdom teeth’ are the pair of third molars that often do not erupt until well into adult life.permanent teeththe second set of teeth in mammals, consisting of incisors, canines, premolars and molars. |
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