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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
These stylish cases offer angled clear front panels and an upgrade from The Tower 200, with more room for radiators (up to a 360mm liquid cooler). John Burek, PCMAG, 14 Jan. 2025 The nine-bedroom house, which sold a few years ago for $3 million, had been meticulously restored, with all 24 of its gas lamps and ornate steam radiators in working order. Clio Chang, Curbed, 13 Jan. 2025 Monique offers Lili a cuddly toy, and Jean-Jacques goes to the radiator to make sure their new pet is warm enough, as Lili's eyes slowly close in relaxation. Rachael O'Connor, Newsweek, 6 Jan. 2025 If your home doesn’t have a space getting that cool, at least position pots away from heat sources like vents, fireplaces, kitchen appliances, and radiators. Miri Talabac, Baltimore Sun, 2 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 21 Jan. 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
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!