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that part of the oral vestibule related to the cheek.
that portion of the vestibule of the mouth that lies between the cheeks and the teeth and gingivae or residual alveolar ridges extending distally from the labial vestibule.
The part of the oral vestibule bounded by the teeth, gingiva, and alveolar processes and laterally by the cheek.
See also: vestibule
buc·cal ves·ti·bule(bŭkăl vesti-byūl)
Part of the oral vestibule related to the cheek.