air space

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.

Word History and Origins

Origin of air space¹

First recorded in 1900–05

Example Sentences

I saw them at breakfast—we shared the same air space, indoors, and stood behind each other in line for juice and coffee.

From Time

The goal is to create dead air space around your body, so the elements cannot strip away your body heat as easily.

From Popular-Science

By scratching up any green materials and filling your clothing with them, you’ll create dead air space and feel warmer.

From Popular-Science