incursion

noun

in·​cur·​sion in-ˈkər-zhən How to pronounce incursion (audio)
1
: a hostile entrance into a territory : raid
2
: an entering in or into (something, such as an activity or undertaking)
his only incursion into the arts

Examples of incursion in a Sentence

an incursion into enemy airspace there were incursions from the border every summer
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.
North Korean troops have been deployed to Kursk since late October to repel Ukraine’s incursion in the southern Russian border region. Lauren Kent, CNN, 26 Feb. 2025 Devastating incursions in the East, displacing millions of people. ABC News, 23 Feb. 2025 The Stanford University graduate helping lead Elon Musk’s incursions into federal agencies is, like his billionaire boss, no stranger to pushing the legal and regulatory envelope, a lawsuit brought by Bay Area employees of the company formerly known as Twitter asserts. Ethan Baron, The Mercury News, 12 Feb. 2025 What To Know Fighting has continued in the Ukrainian salient in the Kursk region, where Kyiv staged an incursion in August. Thomas G. Moukawsher, Newsweek, 12 Feb. 2025 See All Example Sentences for incursion

Word History

Etymology

Middle English, from Middle French or Latin; Middle French, from Latin incursion-, incursio, from incurrere

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of incursion was in the 15th century

Browse Nearby Words

Cite this Entry

“Incursion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/incursion. Accessed 12 Mar. 2025.

Kids Definition

incursion

noun
in·​cur·​sion in-ˈkər-zhən How to pronounce incursion (audio)
: a sudden usually temporary invasion : raid

More from Merriam-Webster on incursion

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!