open-air

1 of 2

adjective

ˈō-pən-ˈer 

: outdoor

open air

2 of 2

noun

: the space where air is unconfined

especially : outdoors

Synonyms of open-air

Adjective

• outdoor

Noun

• wilderness
• wild

Examples of open-air in a Sentence

Adjective

an open-air concert under the stars

Noun

a family of city dwellers who can't wait to go camping in the open air

Recent Examples on the Web

Adjective

The roof would be transformed into an open-air observation deck, and Rozelle Court would receive a glass ceiling. — Neil Nakahodo, Kansas City Star, 18 Oct. 2026

The restaurant changes won’t affect Ivy Rooftop, the open-air bar and lounge on the third floor, which Nazarian says is an integral part of the new Thesis. — Connie Ogle, Miami Herald, 15 Oct. 2026

Noun

Climate technology company Aircapture is capitalizing on that market with its system that works with companies to extract CO2 on-site directly from open air, for their business use. — Charlotte Hu, Time, 15 Oct. 2026

Wellbeing Butlers are at your beck and call to arrange reiki, gratifyingly strong massages in open air, cleansing Balinese ceremonies at the resort temple, or sunrise qi gong on the practically private sand. — Kathryn Romeyn, Condé Nast Traveler, 30 Sep. 2026

Word History

First Known Use

Adjective

1830, in the meaning defined above

Noun

15th century, in the meaning defined above

Rhymes for open-air

• aftercare
• anywhere
• billionaire
• chinaware
• debonair
• dinnerware
• disrepair
• doctrinaire
• earthenware
• everywhere
• frigidaire
• kitchenware

Kids Definition

open air

noun

: outdoors entry 2 sense 1

open-air adjective