air space

American  

Also airspace

noun

1. a space occupied by air.

2. the amount of breathing air in a room or other enclosed space.

3. the region of the atmosphere above a municipality, state, or nation, over which it has jurisdiction.

4. the region of the atmosphere above a plot of ground, to which the owner has rights or access.

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Etymology

Origin of air space

First recorded in 1900–05

Example Sentences

See Examples For:

air space

Ukraine's air space has been closed since Russia launched its invasion.

From Barron's ● Sep. 14, 2026

But the air, space and instrumental cohesion of touchstones like, say, Bonnie Raitt are nowhere to be found.

From The Wall Street Journal ● Jul. 21, 2026

He said the projectile had been identified as a potential threat even before it entered Estonia's air space.

From BBC ● May 19, 2026

“To those asking why haven’t I left, the air space is closed so nobody can go in or out,” she said.

From Los Angeles Times ● Mar. 3, 2026

And beyond the parapet of the terrace was the air space over Forty-fourth Street.

From "Slaughterhouse-Five" by Kurt Vonnegut