gallstone
noun
- human disease
Wiktionary
Pronunciation: /ˈɡɔːl.stəʊn/ / /ˈɡɑːl.stoʊn/
noun
Etymology: From gall + stone.
- A small, hard object, in the shape of a pebble, that sometimes forms in the gallbladder or bile duct; composed of cholesterol, bile pigments and calcium salts.