fluid produced by the liver of most vertebrates that aids the process of digestion

Bile or gall is a green-yellow fluid. It is secreted from the liver of most vertebrate animals, and is often stored in the gall bladder. Bile helps digest fat.

The components of bile are

The name gall comes from the Greek word cholè meaning green or yellow. The term cholesterol and the illness cholera were named after gall.

Bile is also stored in bile ducts. Often after liver transplants, bile comes out of the body.