ra·​di·​a·​tor ˈrā-dē-ˌā-tər How to pronounce radiator (audio)
 dialectal  ˈra-
: one that radiates: such as
: 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
: a transmitting antenna

Examples of radiator in a Sentence

Recent Examples on the Web In India’s capital, New Delhi, this summer has been so hot — above 40 degrees Celsius (104 Fahrenheit) even at night — that people are gasping, the tap water is scalding, and the walls of their homes emit heat like radiators. Mihir Sharma, Twin Cities, 4 July 2024 That’s important since our attempt to use the inner mounting pattern caused our liquid cooler’s radiator to pinch our EPS12V cables. PCMAG, 30 May 2024 How to prevent cicadas from damaging your car Cicadas can cause significant damage by clogging your car's radiator grill, Jarmusz said. Claire Reid, Journal Sentinel, 23 May 2024 The boy’s death was not the first from steam bursting out of a radiator. Liam Quigley, New York Daily News, 19 Jan. 2024 See all Example Sentences for radiator 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'radiator.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1836, in the meaning defined above

Time Traveler
The first known use of radiator was in 1836

Dictionary Entries Near radiator

Cite this Entry

“Radiator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radiator. Accessed 17 Jul. 2024.

Kids Definition


ra·​di·​a·​tor ˈrād-ē-ˌāt-ər How to pronounce radiator (audio)
: one that radiates
especially : any of various devices (as a set of pipes or tubes) for transferring heat from a fluid within to an area or object outside

More from Merriam-Webster on radiator

Last Updated: - Updated example sentences
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