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.
Customers were horrified when BMW offered to turn on drivers’ seat heaters for a monthly fee. Ars Technica, 26 Feb. 2025 Inspired Overland An ultralight tent wouldn't be our first choice for winter camping, but IO does keep winter campers in mind with an air heater inlet cut into the sidewall fabric. New Atlas, 22 Feb. 2025 Lastly, restore power and the gas supply to the heater. Timothy Dale, Better Homes & Gardens, 19 Feb. 2025 These heaters run on fossil fuels, natural gas, propane, or oil to create heat through a process called combustion. Ashlyn Needham, Southern Living, 19 Feb. 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

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Cite this Entry

“Heater.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heater. Accessed 3 Mar. 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

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