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.
Earlier this week, Saudi Arabia and the United Arab Emirates both ruled out the use of their airspace or territory to launch attacks on Iran. Freddie Clayton, NBC news, 31 Jan. 2026 An advocacy organization has raised safety concerns over crowded airspace. Los Angeles Times, 30 Jan. 2026 Landing approaches would prompt a minimum of 40 minutes and up to one hour of airspace closure, impacting 400 to 600 commercial aircraft during peak daily travel periods, which is from 8,800 to 13,200 per year. Richard Tribou, The Orlando Sentinel, 30 Jan. 2026 That directive included all airspace over the land borders of Venezuela, as well as a portion over the southern Caribbean Sea. Colson Thayer, PEOPLE, 29 Jan. 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 1 Feb. 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!