boiler
//ˈbɔɪlər//
Noun
boilerSingular
boilersPlural
1
A closed vessel in which water or other fluid is heated to generate steam or hot water for heating or power.
The boiler heats water for the entire building.
2
A tank for heating and storing hot water, especially as part of a central heating system.
The boiler broke down, so we have no hot water.
3
A large metal pot used for boiling food or liquids.
She used a large boiler to cook soup for the whole family.
4
(British informal) A chicken suitable for cooking by boiling, typically an older bird.
This old hen is a boiler, so it needs to be cooked slowly in water.