Term Name:	lesser sac
Synonyms:	omental bursa
Definition:	The lesser sac, also known as the omental bursa, is the cavity in the abdomen that is formed by the lesser and greater omentum. Usually found in mammals, it is connected with the greater sac via the epiploic foramen (also known as the Foramen of Winslow). [WP,unvetted].
Ontology:	Uberon Ontology [UBERON:0001341]