| flange | That part of the denture base which extends from the cervical ends of the teeth to the border of the denture. (05 Mar 2000) |
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| flange contour | The design of the flange of a denture. (05 Mar 2000) |
| buccal flange | The portion of the flange of a denture that occupies the buccal vestibule of the mouth. (05 Mar 2000) |
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| denture flange | The essentially vertical extension from the body of the denture into one of the vestibules of the oral cavity; also, on the lower denture, the essentially vertical extension along the lingual side of the alveololingual sulcus, the buccal and labial vertical extension of the upper or lower denture base, and the lingual vertical extension of the lower one; the buccal and labial denture flange's have two surfaces: the buccal or labial surface and the basal seat surface; the lower lingual flange also has two surfaces: the basal seat surface and the lingual surface. (05 Mar 2000) |
| labial flange | The portion of the flange of a denture which occupies the labial vestibule of the mouth. (05 Mar 2000) |
| lingual flange | The portion of the flange of a mandibular denture that occupies the space adjacent to the tongue. (05 Mar 2000) |