open air

¹

noun

1. the outdoors.

open-air

²

[oh-puhn-air]

adjective

1. existing in, taking place in, or characteristic of the open air; outdoor.

   The orchestra gave three open-air concerts last summer.

open air

noun

1. 1. the place or space where the air is unenclosed; the outdoors

   2. ( as modifier )

      an open-air concert

Other Word Forms

• open-airish adjective
• open-airishness noun
• open-airness noun

Word History and Origins

Origin of open air¹

First recorded in 1520–30

Origin of open air²

First recorded in 1820–30