1.a painful sore with a hard pus-filled core
2.the temperature at which a liquid boils at sea level;
the brought to water to a boil
1.come to the boiling point and change from a liquid to vapor;
Water boils at 100 degrees Celsius
2.cook in boiling liquid;
boil potatoes
3.bring to, or maintain at, the boiling point;
boil this liquid until it evaporates
4.be agitated;
the sea was churning in the storm
5.be in an agitated emotional state;
The customer was seething with anger