D defs.my
Entry 1 sense Webster, 1913

Gallstone

/gôl'-stōnˌ/ · Gall·stone · IPA /ˈɡɑːl.stoʊn/
01 n. A concretion, or calculus, formed in the gall bladder or biliary passages. See Calculus, n., 1.
  1. 1.
    A concretion, or calculus, formed in the gall bladder or biliary passages. See Calculus, n., 1. See: Calculus