radiator

noun

ra·​di·​a·​tor ˈrā-dē-ˌā-tər How to pronounce radiator (audio)
 dialectal  ˈra-
: 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
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Plus, the likes of the radiator, oil cooler, and lithium-ion battery have all been relocated to the sidecar for better weight distribution. New Atlas, 27 Jan. 2025 Placing their bed near a heat source, like a radiator or a fireplace, can also help keeping them warm and happy. Paul Du Quenoy, Newsweek, 10 Jan. 2025 In November my radiators clanked along, blasting my 100-plus-year-old Brooklyn apartment with heat. Lisa Wood Shapiro, WIRED, 16 Dec. 2024 The radiator panel, fork guards, and headlamp surround are all unique, while the motocross fenders are borrowed from a Honda SL350. New Atlas, 27 Jan. 2025 See all Example Sentences for radiator 

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 20 Feb. 2025.

Kids Definition

radiator

noun
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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