gingivolabial sulcus -->
alveololabial groove
medical dictionary

The upper and lower half of the labial vestibule, in the embryo, the groove formed by the deepening of the labial sulcus; its inner wall becomes incorporated with the alveolar process of the mandible or the maxilla, and its outer wall with the lips and cheeks.

Synonyms: alveololabial sulcus, gingivolabial groove, gingivolabial sulcus.

(05 Mar 2000)