airspace

noun

air·​space ˈer-ˌspās How to pronounce airspace (audio)
: the space lying above the earth or above a certain area of land or water
especially : the space lying above a nation and coming under its jurisdiction

Examples of airspace in a Sentence

seeking permission to fly through U.S. airspace
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Houston drained seven threes in that decisive fourth-quarter run; a couple of them were tightly defended but Rockets shooters had too much airspace on others. Barry Jackson, Miami Herald, 22 Mar. 2026 Airlines track airspace restrictions, weather, and geopolitical developments in real time, and routes can be adjusted even after departure. Clare Dight, Condé Nast Traveler, 20 Mar. 2026 The flights lasted around four hours each day and the drones used varied routes of ingress and deliberate maneuvering within restricted airspace. Josh Margolin, ABC News, 20 Mar. 2026 Practically, Piesiewicz explained how SAN will detect and neutralize drones heading toward Polish airspace. Haley Ott, CBS News, 19 Mar. 2026 See All Example Sentences for airspace

Word History

First Known Use

1911, in the meaning defined above

Time Traveler
The first known use of airspace was in 1911

Cite this Entry

“Airspace.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/airspace. Accessed 26 Mar. 2026.

More from Merriam-Webster on airspace

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster