alveololingual groove

1. that part of the oral cavity proper, on each side of the frenulum of the tongue, between the tongue and the mandibular alveolar process or ridge;
2. in the embryo, the groove on each side between the lingual primordium and the alveolar elevations of the mandible.

Synonym(s): alveololingual sulcus, gingivolingual groove, gingivolingual sulcus

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