boiler
Americannoun
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a closed vessel or arrangement of vessels and tubes, together with a furnace or other heat source, in which steam or other vapor is generated from water to drive turbines or engines, supply heat, process certain materials, etc.
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a vessel, as a kettle, for boiling or heating.
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British. a large tub in which laundry is boiled or sterilized.
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a tank in which water is heated and stored, as for supplying hot water.
noun
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a closed vessel or arrangement of enclosed tubes in which water is heated to supply steam to drive an engine or turbine or provide heat
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a domestic device burning solid fuel, gas, or oil, to provide hot water, esp for central heating
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a large tub for boiling laundry
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a tough old chicken for cooking by boiling
Other Word Forms
Derived Forms
Etymology
Origin of boiler
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Quasar alleges the encampment damaged the boiler and created the crisis.
From The Wall Street Journal • May 1, 2026
The property’s boiler shot enormous pressure through the complex’s 60-year-old pipes.
From The Wall Street Journal • May 1, 2026
This winter, he and his wife switched it off and went back to their gas boiler, which they had kept as a backup.
From BBC • Apr. 15, 2026
The indoor unit is about the size of a gas boiler, while the size of the cylinder depends on the property.
From BBC • Mar. 24, 2026
Persians have adopted that method too, except most Persians use a large kettle and a smaller pot you can stack on top, like a double boiler.
From "Darius the Great Is Not Okay" by Adib Khorram
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
