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.
Today, Israel is probably less worried than ever about what Russia thinks of its frequent incursions into Syrian airspace. Paul Iddon, Forbes, 23 Dec. 2024 Officials from the Pentagon, Department of Energy, and FBI are still stumped about who’s behind the incursions, according to the Wall Street Journal. Noah Shachtman, Rolling Stone, 19 Dec. 2024 Drones have also now reportedly been spotted at numerous military installations of strategic interest to the U.S, including: Picatinny Arsenal, New Jersey: This Army research and manufacturing facility has reported 11 drone incursions, according to some reports. Tim Ryan, Newsweek, 18 Dec. 2024 On August 6, 2024, Ukrainian forces launched a surprise cross-border offensive into Russia’s Kursk region—the biggest foreign incursion into Russian territory since World War II. Andrea Kendall-Taylor, Foreign Affairs, 18 Dec. 2024 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

Dictionary Entries Near incursion

Cite this Entry

“Incursion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/incursion. Accessed 14 Jan. 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!