A fuel-burning apparatus or container for heating water.
The boiler broke down and we had no hot water for two days.
The old boiler in the basement of the house was replaced with a modern, energy-efficient model to improve heating efficiency.
In industrial settings, boilers are commonly used to generate steam for various processes, such as power generation or heating.
The maintenance crew is responsible for inspecting and servicing the boiler regularly to ensure it operates safely and efficiently.
