Wiktionary
n. (alternative spelling of airspace English)
WordNet
n. the space in the atmosphere immediately above the earth [syn: airspace]
Usage examples of "air space".
It had sanitary and cooking facilities, two beds, closet space, and a picture window looking up into the central air space of the bubble, which made it seem roomier.
Tense moments went by as father and son waited for enough Durastress to be pumped out into the lab's air space.
It was about three-sixteenths of an inch in diameter and an inch deep, and there was a hole near the bottom communicating with the air space between the glass panels.
Afterward the creek had fallen, leaving an air space beneath the ice, which had sagged.
He'd chosen to drill six inches instead of one inch, then an air space, and then another inch.
There's talk of closing all national air space, and Hans is having real problems scheduling flights up—.