GALLSTONE
Meaning of GALLSTONE in English
gall ‧ stone /ˈɡɔːlstəʊn $ ˈɡɒːlstoʊn/ BrE AmE noun [countable]
a hard stone which can form in your ↑ gall bladder
Longman Dictionary of Contemporary English.
Longman - Словарь современного английского языка.
2012