space heater

noun

: a usually portable appliance for heating a relatively small area

Examples of space 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.
Use space heaters safely, and never operate generators or grills indoors. Mary Wasson, Austin American Statesman, 26 Jan. 2026 Try to keep them away from radiators and space heaters to prevent any accidental burns and away from any drafts. Riley Rourke, CBS News, 24 Jan. 2026 Keep space heaters more than three feet away from anything that could catch fire. Cheyenne Derksen, Oklahoman, 23 Jan. 2026 If residents lose heat, O’Neill encouraged people to turn to blankets and extra clothes over space heaters, which should be kept away from combustibles, walls, drapes and furniture, if used. Caroline Neal, Louisville Courier Journal, 23 Jan. 2026 See All Example Sentences for space heater

Word History

First Known Use

1913, in the meaning defined above

Time Traveler
The first known use of space heater was in 1913

Browse Nearby Words

Cite this Entry

“Space heater.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/space%20heater. Accessed 28 Jan. 2026.

Kids Definition

space heater

noun
: an usually portable device for heating a small area
Last Updated: - Updated example sentences
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