boil·​er | \ ˈbȯi-lər How to pronounce boiler (audio) \

Definition of boiler

1 : one that boils
2a : a vessel used for boiling
b : the part of a steam generator in which water is converted into steam and which consists usually of metal shells and tubes
c : a tank in which water is heated or hot water is stored
d chiefly British : furnace

Examples of boiler in a Sentence

Recent Examples on the Web

Officials also are spending $500,000 to add new boilers at Walden, Caruso and Shepard. Steve Sadin,, "Renovated tracks, larger cafeterias and modern furnishings are some of the upgrades awaiting Deerfield students for the new school year," 25 July 2019 Up until now, landlords were able to raise rents up to 6 percent after investing in building improvements, such as a new boiler. James Sutton, National Review, "New York’s Insane Rent-Reform Package Will Make the Housing Market Worse for Everyone," 14 June 2019 The audit pinpointed the cause of the initial outbreak to water which sat unused in a disabled boiler for a month in July 2015. John O'connor, The Seattle Times, "Audit: Slow Legionnaires’ response at Illinois veterans home," 25 Mar. 2019 Like the Dickens Restoring something as complex as the boiler and running gear of a supersized vintage locomotive isn’t for the faint of heart. Tom Bentley, Popular Mechanics, "Why the Big Boy 4014 is Such a Badass Train," 13 June 2019 The Buckingham Palace Reservicing Programme is a ten-year overhaul of the building’s essential services, such as electrical wiring, pipework, boilers and generators. Caroline Hallemann, Town & Country, "New Photos of the Buckingham Palace Renovation Reveal What Queen Elizabeth's Residence Really Looks Like," 16 May 2019 Fire Marshal Bart Chambers said Tuesday the initial explosion occurred Friday afternoon while a contractor was working on a boiler that had suffered mechanical problems and was shut down earlier last week. Washington Post, "Boiler explosion triggered natural gas blast at Nevada dorm," 10 July 2019 Manitoba Hydro went on to explain that carbon monoxide is produced by the incomplete combustion and ventilation of appliances such as gas stoves, heating boilers, furnaces, propane barbecues, gas-powered water heaters and clothes dryers. Julia Thompson, USA TODAY, "46 people hospitalized after carbon monoxide exposure at Canadian hotel," 9 July 2019 The priority repairs in the report include replacing an outdated boiler, adding a new fire suppression system and air handling units, and keeping a year-long record of the visible cracking over three interior masonry columns. Frederick Melo, Twin Cities, "Report lays out $5 million in needed improvements at James J. Hill Center," 18 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'boiler.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of boiler

circa 1540, in the meaning defined at sense 1

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Statistics for boiler

Last Updated

14 Aug 2019

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Time Traveler for boiler

The first known use of boiler was circa 1540

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More Definitions for boiler



English Language Learners Definition of boiler

: a large container in which water is heated to produce steam in an engine
chiefly British : b


boil·​er | \ ˈbȯi-lər How to pronounce boiler (audio) \

Kids Definition of boiler

1 : a container in which something is boiled
2 : a tank heating and holding water
3 : a strong metal container used in making steam (as to heat buildings)

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More from Merriam-Webster on boiler

Rhyming Dictionary: Words that rhyme with boiler

Spanish Central: Translation of boiler

Nglish: Translation of boiler for Spanish Speakers

Britannica English: Translation of boiler for Arabic Speakers Encyclopedia article about boiler

Comments on boiler

What made you want to look up boiler? Please tell us where you read or heard it (including the quote, if possible).


to shake or wave menacingly

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