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 ?
schouteni particularly the presence of three upper premolars and four molars which was attributed previously to the Priscileo genus.
They reported that the maxillary first premolars have no relationship with the maxillary sinus floor, but the maxillary second molars are closer to the sinus floor.
4-mm diameter and 7-mm lenght (AbsoAnchor, Dentos, Daegu, Korea), were installed between the roots of the second premolars and the first molars bilaterally, and 6-8 mm apically to the archwire level.
The stress in the implant region of the first premolar is virtually unreported.
014-in nickel--titanium wire, an open coil spring was placed between the lower right first molar and first premolar, alignment and space opening for the tilted lower right second premolar were performed at the same time (Figure 3a).
Demonstrate the distal surface of canine crowns and all of the first and second premolar crowns.
The aim of this report is to present a case of dentigerous cyst located in the mandibular premolar region which was treated by decompression that has led to the spontaneous eruption of the canine and first premolar teeth without orthodontic appliances.
Mesial inclination favors the appearance of vertical bone defects and infra-osseous pockets in the mesial region of molars, distal migration of premolars, extrusion of the antagonist molar, premature contacts in centric relation, occlusal interferences during lateral and protrusive movements, in addition to, it is difficulty in prosthetic adaptation when the inclination is excessive.
sivalensis, from the Middle Siwaliks, in having unconstricted protocone, crochet moderately developed, no crista, postfossette retained on all teeth, median valley open on all the premolars and molars, premolars slightly shorter than molars, and with a concave external face.