Term Name:	thyroglossal duct
Synonyms:	ductus thyroglossalis, ductus thyroglossus
Definition:	An embryological anatomical structure that forms an open connection between the initial area of development of the thyroid gland and its final position; it is located exactly midline, between the anterior 2/3rds and posterior 1/3rd of the tongue; this duct normally atrophies and closes off as the foramen cecum before birth
Ontology:	Uberon Ontology [UBERON:0002254]