heater

noun

heat·​er ˈhē-tər How to pronounce heater (audio)
1
: one that heats
especially : a device that imparts heat or holds something to be heated
2

Examples of heater 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.
Like the holiday show, this is also a City Lights benefit to help pay for repairs to the theater’s heaters and there is tiered pricing from $25 to $90. Sal Pizarro, The Mercury News, 3 Feb. 2025 Read more Woman gets drastic haircut, not prepared for boyfriend's reaction Why keeping one of dog's puppies was the best decision owner ever made Tips to ensure your heater keeps up with extreme cold still gripping the US Newsweek has contacted AppointmentAny5365 for comment via Reddit. Barbara A. Perry, Newsweek, 28 Jan. 2025 Starting with that galvanizing win at Molineux, Bournemouth’s 10-game heater yields ample data suggesting Adams has played a significant part. Jeff Rueter, The Athletic, 23 Jan. 2025 The room's temperature and humidity are typically controlled by sprinkling water on rocks in a heater or stove. Sherri Gordon, Health, 15 Jan. 2025 See all Example Sentences for heater 

Word History

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of heater was in the 15th century

Dictionary Entries Near heater

Cite this Entry

“Heater.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heater. Accessed 10 Feb. 2025.

Kids Definition

heater

noun
heat·​er ˈhēt-ər How to pronounce heater (audio)
: a device that heats or holds something to be heated

More from Merriam-Webster on heater

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!