boilers is a form of:

Boiler



noun
1.
(A large closed metal vessel in which steam is produced for heating buildings, a driving engines, a tank for heating and storing hot water, a vessel in which things are boiled) ឆ្នាំងឬខ្ទះសម្រាប់ដាំទឹកឱ្យបានចំហាយខ្លាំងដើម្បីយកចំហាយប្រើប្រាស់, កំសៀវ
ENGLISH MEANING
noun
1.
One who boils.
2.
A vessel in which any thing is boiled.
3.
A strong metallic vessel, usually of wrought iron plates riveted together, or a composite structure variously formed, in which steam is generated for driving engines, or for heating, cooking, or other purposes.
4.
A sunken reef; esp., a coral reef on which the sea breaks heavily.