gall bladder

English Thesaurus

1. a muscular sac attached to the liver that stores bile (secreted by the liver) until it is needed for digestion (noun.body)

hypernym	:	bladder, vesica,
definition	:	a distensible membranous sac (usually containing liquid or gas) (noun.body)

part meronym	:	chest, pectus, thorax,
definition	:	the part of the human torso between the neck and the diaphragm or the corresponding part in other vertebrates (noun.body)