pharyngeal bursa


Also found in: Dictionary, Thesaurus, Medical.
Related to pharyngeal bursa: rhinopharynx

pharyngeal bursa

[fə′rin·jē·əl ′bər·sə]
(embryology)
A small pit caudal to the pharyngeal tonsil, resulting from the ingrowth of epithelium along the course of the degenerating tip of the notochord of the vertebrate embryo.