Term Name:	thyroid diverticulum
Synonyms:	diverticulum thyroideum, saccus thyroideus
Definition:	endodermal bud derived from the endodermal epithelium of the embryonic pharyngeal floor[MP]. The thyroid diverticulum is the embryological structure from which thyroid follicular cells derive. It grows from the floor of the pharnyx[WP].
Ontology:	Cell Ontology [UBERON:0007689]