indoor

adjective

in·​door ˈin-ˈdȯr How to pronounce indoor (audio)
Synonyms of indoornext
1
: of or relating to the interior of a building
2
: living, located, or carried on within a building
an indoor sport

Examples of indoor 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.
Bright light or grow lights are essential for keeping indoor cuttings healthy and thriving during shorter days. — Alexandra Jones, The Spruce, 30 Aug. 2026 Inside Fort Worth's Cowboy Coliseum, a historic 1908 indoor rodeo venue in the heart of the city's famous Stockyards, the gunpowdery smell of pyrotechnics lingers in the air. — Christine Lennon, Condé Nast Traveler, 30 Aug. 2026 Primary suite opens to garden The primary bedroom leans into indoor-outdoor living. — David Caraccio, Sacbee.com, 29 Aug. 2026 These were once young men who would throw themselves into other young men while a guitar’s feedback roared from cheap speakers atop makeshift stages in basements or indoor skate parks. — Hanif Abdurraqib, New Yorker, 28 Aug. 2026 See All Example Sentences for indoor

Word History

First Known Use

1711, in the meaning defined at sense 1

Time Traveler
The first known use of indoor was in 1711

Phrases Containing indoor

Rhymes for indoor

See All Rhymes for indoor

Browse Nearby Words

Indonesian cinnamon
indoor
indoor baseball
See all Nearby Words

Cite this Entry

“Indoor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/indoor. Accessed 1 Sep. 2026.

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Kids Definition

indoor

adjective
in·​door ˌin-ˌdō(ə)r How to pronounce indoor (audio)
-ˌdȯ(ə)r
1
: of or relating to the interior of a building
2
: done, living, used, or belonging within a building
an indoor sport

More from Merriam-Webster on indoor

Thesaurus: All synonyms and antonyms for indoor

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