premolar

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premolar

1. situated before a molar tooth
2. any one of eight bicuspid teeth in the human adult, two situated on each side of both jaws between the first molar and the canine

premolar

[prē′mō·lər]
(anatomy)
In each quadrant of the permanent human dentition, one of the two teeth between the canine and the first molar; a bicuspid.
References in periodicals archive ?
The stress in the implant region of the first premolar is virtually unreported.
Bilaterally, a transposition was seen with respect to the maxillary first premolars and canines (Figure 1).
Treatment options for the maxillary right first premolar and the maxillary right first molar were: Cast post and core and fiber reinforced composite posts and core respectively.
The study found that average tooth size was significantly larger in the sample with malocclusions than those who had a normal occlusion; both mesiodistal and buccolingual crown dimensions were characteristically larger in the sample with crowding; and the teeth that were significantly larger in the malocclusion group were the buccolingual dimension of maxillary lateral incisor, first molar, mandibular canine and mandibular 2nd premolar, Mesiodistal and buccolingual dimension of maxillary canine, 2nd premolar and mandibular central incisor and the mesiodistal dimension of maxillary first premolar and mandibular lateral incisor.
A micro-computed tomography study of the root canal morphology of the mandibular first premolar in a population from south-western China.
The so-called Uto-Aztecan premolar (hereinafter UAP) or distal-sagittal crest of upper premolars is a rare morphologic trait that appears in the first premolars of American Indian groups only.
Plain radiographs revealed a periapical radiolucency of the lower left first premolar.
Treatment: A mandibular right first premolar with incomplete root development was transplanted into the extraction socket of the maxillary right permanent central incisor.
Intraoperatively, the implant planned for the left first premolar engaged the reconstruction plate and was not placed.
A panoramic radiograph revealed that a large unilocular radiolucency (~10 x 12 cm) had encompassed the right maxilla from the first premolar posteriorly to the tuberosity (figure 2, A).
The permanent first premolar (or wolf tooth) erupts.
A study of 30 first premolar serial extraction cases that had subsequent orthodontic treatment and retention showed results nearly identical to those treated with first premolar extraction in the full permanent dentition.

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