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Definition of airspace

airspace

/ˈɛərˌspeɪs/
air · space
Plural:airspaces
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airspace Lexical Profile

airspace Game Scores & Validity

• noun

1

The portion of the atmosphere above a particular country or geographical territory that is subject to its legal jurisdiction and air traffic control.

Example

"All commercial flights had to be rerouted after the country temporarily closed its airspace due to volcanic ash."

2

Any specific three-dimensional volume of the atmosphere designated for aviation operations or air traffic management.

Example

"Student pilots must receive explicit clearance from the tower before entering controlled airspace around major airports."

Synonyms
View all synonyms for airspace

• Nearby Words

airsickness
airside
airsoft
airspace
airspeed
airstream
airstrike

Word Origin & Etymology

Coined in the early 20th century with the rise of aviation and international air law, formed as a compound of 'air' (from Old French 'air', via Latin 'aer') and 'space' (from Old French 'espace', via Latin 'spatium').

Cite this Entry

Wordmom. (2026). Definition of Airspace. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/airspace
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