radiator

noun
ra·​di·​a·​tor | \ ˈrā-dē-ˌā-tər How to pronounce radiator (audio) , dialectal ˈra-\

Definition of radiator

: one that radiates: such as
a : any of various devices (such as a series of pipes or tubes) for transferring heat from a fluid within to an area or object outside
b : a transmitting antenna

Examples of radiator in a Sentence

Recent Examples on the Web

It was constructed in the 1920s as a radiator factory, making products that replaced the uneven heat of fireplaces with metal furniture that produced an even, emanating warmth. Don Hall And Dave Beal, Twin Cities, "Hall, Beal: Resurrecting the spirit of St. Paul’s entrepreneurial legacy," 16 June 2019 This is his battlefield against cogwheels, fan belts, carburetors and radiators, spark plugs, and batteries. Amos Oz, Harper's magazine, "Setting the World to Rights," 10 Apr. 2019 The cars also had a radiator duct that exited through the hood instead of the engine compartment, designed bring parity to aerodynamics and reduce temperatures in the car. Pete Iacobelli, The Seattle Times, "NASCAR changes play part in thrilling All-Star Race," 19 May 2019 Specially designed to reflect heat directionally, the ESA says, the radiator will handle all energy coming from the sun as well as internally generated heat created by Bepi's moving parts. David Grossman, Popular Mechanics, "The BepiColombo Probe Is About to Being a 7-Year Mission to Mercury," 19 Oct. 2018 According to the museum, which owns it, the children were uninjured, but the bus suffered damage to its brass radiator, frame and steering wheel. Gary Gastelu, Fox News, "Schoolkids crash classic double-decker Disney bus at museum," 19 July 2018 The transmission cooler inside the radiator doesn’t help much if there is little airflow. Bob Weber, chicagotribune.com, "Shifting from manual to automatic transmission can be a grind," 21 Jan. 2018 Even more modern models are heavy and awkward to move around, like the kind that resemble radiators on wheels. Kaitlin Menza, House Beautiful, "Yes, Attractive Space Heaters Actually Exist," 1 Feb. 2019 Mix inside the wafer bag until mushy. Bake on scalding hot radiator. Corinne Ramey, WSJ, "Who Serves the Best Holiday Carrot Cake? Hint: It Has a Captive Audience," 25 Dec. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'radiator.' 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 radiator

1836, in the meaning defined above

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Statistics for radiator

Last Updated

21 Jun 2019

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Time Traveler for radiator

The first known use of radiator was in 1836

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More Definitions for radiator

radiator

noun

English Language Learners Definition of radiator

: a large, metal device that is next to the wall in a room and that becomes hot and provides heat for the room when hot water passes through it
: a device that is used to keep the engine of a vehicle from getting too hot

radiator

noun
ra·​di·​a·​tor | \ ˈrā-dē-ˌā-tər How to pronounce radiator (audio) \

Kids Definition of radiator

: a device to heat air (as in a room) or to cool an object (as an automobile engine) by heating the surrounding air

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More from Merriam-Webster on radiator

Rhyming Dictionary: Words that rhyme with radiator

Spanish Central: Translation of radiator

Nglish: Translation of radiator for Spanish Speakers

Britannica.com: Encyclopedia article about radiator

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