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a space occupied by air.
the amount of breathing air in a room or other enclosed space.
the region of the atmosphere above a municipality, state, or nation, over which it has jurisdiction.
the region of the atmosphere above a plot of ground, to which the owner has rights or access.
QUIZ YOURSELF ON "IS" VS. "ARE"
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Question 1 of 7
IS and ARE are both forms of which verb?
Also airspace (for defs. 3, 4) .
Origin of air space
First recorded in 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
British Dictionary definitions for air space
/ (ˈɛəˌspeɪs) /
the atmosphere above the earth or part of the earth, esp the atmosphere above a country deemed to be under its jurisdiction
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