Dictionary

A bitter brownish-yellow or greenish-yellow secretion produced by the liver, stored in the gall bladder, and discharged into the duodenum where it aids the process of digestion.

Bitterness of temper; ill humour; irascibility.

Two of the four humours, black bile or yellow bile, in ancient and medieval physiology.

A boil (kind of swelling).

(of liquids) To heat to the point where it begins to turn into a gas.

Example: Boil some water in a pan.

To cook in boiling water.

Example: Boil the eggs for three minutes.

(of liquids) To begin to turn into a gas, seethe.

Example: Pure water boils at 100 degrees Celsius.

To bring to a boil, to heat so as to cause the contents to boil.