Circumvallate Papilla

**Semantic type:** Anatomical Structure

**Definition:** One of eight or ten projections from the dorsum of the tongue forming a row anterior to and parallel with the sulcus terminalis; each papilla is surrounded by a circular trench (fossa) having a slightly raised outer wall (vallum); on the sides of the vallate papilla and the opposed margin of the vallum are numerous taste buds.

**Synonyms:** - Vallate Papilla