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.
Twenty percent of the controllers assigned to the Newark airspace took a leave of absence over the incident — a leave that is expected to last two more weeks. Evan Simko-Bednarski, New York Daily News, 2 June 2025 Of course, air defense transfers by Moscow might come at the expense of defending Russian airspace from Ukraine’s evolving long-range strike campaign, and risk encouraging Seoul to provide more direct forms of assistance to Kyiv. Sebastien Roblin, Forbes.com, 1 June 2025 This aligns with airspace closure notices suggesting that launch will take place around 1:30 p.m. EDT on May 28 (1730 GMT; or 1:30 a.m. Andrew Jones, Space.com, 28 May 2025 Americans deserve to have a state-of-the-art air travel system: Sean Duffy Additionally, only 16 of the 27 people at Philadelphia TRACON, which controls Newark’s airspace, are working due to trauma leave and medical leave, Duffy said. Michael Dorgan, FOXNews.com, 28 May 2025 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 10 Jun. 2025.

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!