1. a muscular sac attached to the liver that stores bile (secreted by the liver) until it is needed for digestion; [syn: gallbladder, gall bladder]
WordNet (r) 3.0 (2006):
gallbladder
n 1: a muscular sac attached to the liver that stores bile
(secreted by the liver) until it is needed for digestion
[syn: gallbladder, gall bladder]