outdoor

adjective

out·​door ˈau̇t-ˌdȯr How to pronounce outdoor (audio)
ˈau̇t-ˈdȯr
variants or less commonly outdoors
ˈau̇t-ˌdȯrz, 
ˈau̇t-ˈdȯrz How to pronounce outdoor (audio)
Synonyms of outdoornext
1
: of or relating to the outdoors
2
a
: performed outdoors
outdoor sports
b
: outdoorsy
an outdoor couple
3
: not enclosed : having no roof
an outdoor restaurant

Synonyms of outdoor

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Examples of outdoor in a Sentence

an outdoor picnic is always at the mercy of the weather, of course
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.
Heat waves reduce the productivity of factory and outdoor workers, while floods and cyclones interrupt transport, electricity and logistics, said Anjal Prakash, a public policy professor at Flame University in Pune, India. — Sibi Arasu, Los Angeles Times, 28 Oct. 2026 The board will also consider indoor use versus outdoor use, with lower resident Tier 1 pricing for essential use with higher Tier 2 and Tier 3 pricing. — Jennifer McRae, CBS News, 28 Oct. 2026 Interest in the trend follows a seasonal pattern, with peak months landing in April, May and June, when homeowners are planning layouts, buying plants and reworking outdoor spaces. — Lauren Jarvis-Gibson, Sacbee.com, 28 Oct. 2026 Under a state law passed in 2024 and amended this year, outdoor advertising companies can remove up to 500 feet of vegetation blocking drivers and onlookers from viewing their signs. — Charlotte Observer, 28 Oct. 2026 See All Example Sentences for outdoor

Word History

Etymology

out (of) door, out (of) doors

First Known Use

1748, in the meaning defined at sense 1

Time Traveler
The first known use of outdoor was in 1748

Rhymes for outdoor

See All Rhymes for outdoor

Browse Nearby Words

outdo oneself
outdoor
outdoors
See all Nearby Words

Cite this Entry

“Outdoor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/outdoor. Accessed 1 Nov. 2026.

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Kids Definition

outdoor

adjective
out·​door ˌau̇t-ˌdō(ə)r How to pronounce outdoor (audio)
-ˌdȯ(ə)r
variants also outdoors
-ˌdō(ə)rz How to pronounce outdoor (audio)
-ˌdȯ(ə)rz
1
: of or relating to the outdoors
an outdoor setting
2
: done outdoors
outdoor games
3
: having no roof and walls
an outdoor theater
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