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.
Residents can try to solve the problem with electric space heaters, but their widespread use could overload the already fragile grid. — Tatiana Mitrova, Foreign Affairs, 23 Oct. 2026 Keep space heaters three feet away from anything that can catch fire and turn them off overnight. — Lillian Bonsignore, New York Daily News, 4 Oct. 2026 Be careful using a space heater in your bathroom, however, as water and electronics can be a dangerous match. — Bestreviews, Mercury News, 28 Sep. 2026 Unplugging devices like space heaters and kitchen appliances reduces fire risks from overheating or malfunctions. — Timothy Dale, The Spruce, 23 Sep. 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

Rhymes for space heater

See All Rhymes for space heater

Browse Nearby Words

space group
space heater
space heating
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Cite this Entry

“Space heater.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/space%20heater. Accessed 27 Oct. 2026.

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Kids Definition

space heater

noun
: an usually portable device for heating a small area
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