Boiler
/ˈbɔɪlər/
nounIntermediateCommonTechnology
Meaning
Questions
Definitions
1
A container that produces steam or hot water, often for heating or power.
/ˈbɔɪlər/
nounneutralIntermediate
Technology
A closed vessel for heating water or producing steam.
The old boiler needed replacing.
💡 Simply: A device that makes hot water or steam.
More Examples
2
The boiler room was hot and noisy.
How It's Used
Engineering
"The central heating system relies on a large boiler to generate hot water."
Industry
"The factory uses several boilers to power its machinery."
From Middle English *boyler, from Old French *bouillier, from bouillir 'to boil'.
Boilers have been used for centuries, initially for simple heating, and later for industrial applications with the advent of the steam engine.
Memory tip
Think of water 'boiling' inside.
Practice
Base: boil
bolierboyler
Usage
20%Spoken
80%Written