Know how to use "fewer" and "less"? Find out.
"pertaining to bile," 1731, from French biliaire, from bile (see bile). Meaning "bilious in mood or temperament" is recorded from 1837.
biliary bil·i·ar·y (bĭl'ē-ěr'ē)adj.
Of or relating to bile, the bile ducts, or the gallbladder.