a yellow, bitter juice, separated from the blood in the liver, collected in the porus bilarius and gall-bladder, and thence discharged by the common duct into the duodenum.

The bile is properly of two kinds, and is distinguished by the names of cystic and hepatic. The hepatic bile is thin, almost insipid, and scarce coloured; the cystic bile is thicker, more coloured, and very bitter. See Anatomy, p. 265.