air space
Americannoun
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a space occupied by air.
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the amount of breathing air in a room or other enclosed space.
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the region of the atmosphere above a municipality, state, or nation, over which it has jurisdiction.
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the region of the atmosphere above a plot of ground, to which the owner has rights or access.
Etymology
Origin of air space
First recorded in 1900–05
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
From the hidden underground location at Charing Cross, troops coordinated activity on land, sea, air, space and cyberspace.
From BBC • May 24, 2026
—In Asia, airline stocks suffered steep losses in Asia as various carriers announced flight suspensions due to air space closures.
From The Wall Street Journal • Mar. 2, 2026
Guinea-Bissau's air space, as well as land and sea borders, will be closed all day Sunday.
From Barron's • Nov. 23, 2025
The move is intended to keep the air space safe during the shutdown, the agency said.
From Los Angeles Times • Nov. 6, 2025
It was full of fortune cookies—thin wafers that had been folded so there was an air space in each one.
From "The Cricket in Times Square" by George Selden
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
