[oh-puh n-air]


existing in, taking place in, or characteristic of the open air; outdoor: The orchestra gave three open-air concerts last summer.

Origin of open-air

First recorded in 1820–30
Related formso·pen-air·ish, adjectiveo·pen-air·ish·ness, nouno·pen-air·ness, noun

open air


the outdoors.

Origin of open air

First recorded in 1520–30 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for open-air

Contemporary Examples of open-air

Historical Examples of open-air

  • And now for school, and as we say "school," we regret that there are not more "open-air schools."

    The Mother and Her Child

    William S. Sadler

  • The coachman turned into a street where an open-air market was going on.

    Robert Elsmere

    Mrs. Humphry Ward

  • Both were kindly, both fond of open-air pursuits, and neither of them lazy.


    John Galsworthy

  • And they scrambled once more up the land slide into the open-air.

  • The resting for the night in the open-air by an armed party, instead of encamping.

    The Sailor's Word-Book

    William Henry Smyth

British Dictionary definitions for open-air

open air


  1. the place or space where the air is unenclosed; the outdoors
  2. (as modifier)an open-air concert
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012