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

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.
Secure loose outdoor items and adjust plans as necessary so you're not caught outside. Nc Weather Bot, Charlotte Observer, 1 Jan. 2026 In Florence, the idea evolved into a structure that would allow birds to fly across the outdoor zone that separated studio and dwelling. Javier Montes, Artforum, 1 Jan. 2026 When refueling after outdoor adventures or gym sessions, opt for meals and snacks that contain both protein and carbohydrates to support recovery. Emma Loewe, Outside, 1 Jan. 2026 Minor damage to outdoor objects is possible. Ca Weather Bot, Sacbee.com, 1 Jan. 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

Browse Nearby Words

Cite this Entry

“Outdoor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/outdoor. Accessed 5 Jan. 2026.

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

More from Merriam-Webster on outdoor

Last Updated: - Updated example sentences
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