epekő (calculus biliaris, calculus felleus, cholelithiasis) означает в английский

gallstone (bilestone) [gallstones]▼◼◼◼noun
[UK: ˈɡɔːl.stəʊn] [US: ˈɡɒlˌstoʊn]

bilestone▼noun
[UK: baɪlˈestəʊn] [US: baɪlˈestoʊn]