in·​cur·​sion | \ in-ˈkər-zhən How to pronounce incursion (audio) \

Definition of incursion

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

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Examples of incursion in a Sentence

an incursion into enemy airspace there were incursions from the border every summer

Recent Examples on the Web

Taiwanese media called the incursion the first since 2011, and the one eight years ago was considered an accident. The Editorial Board, WSJ, "Tension Over the Taiwan Strait," 1 Apr. 2019 Bogucki, who was not part of the study, added that the military organization and scale of the conflict between Germanic armies wasn't necessarily motivated or influenced by Roman incursions into barbarian areas south of Scandinavia. Doyle Rice, USA TODAY, "Ancient human bones are proof of 'barbarian' war rituals 2,000 years ago in Europe," 21 May 2018 Indigenous groups say government policies have led to land grabs by ranchers, farmers and loggers in incursions that often end in violence. Sarah Dilorenzo, The Seattle Times, "Group: Land activist murders keep rising, 2017 deadliest yet," 23 July 2018 Meanwhile, fighter jets are flying conspicuous patrols over both countries, aggressively defending their airspace from further incursions, with images and video being shared on social media. Kyle Mizokami, Popular Mechanics, "Aircraft Shot Down As Crisis Between India and Pakistan Escalates," 27 Feb. 2019 The risk has created growing demand for systems to protect against such incursions, including from the military. Robert Wall, WSJ, "U.K. Airport Remains Closed After Drones Disrupt Travel," 20 Dec. 2018 The Nordic network builders have long made fatter margins in the U.S., where Huawei’s gear is banned, than in Europe, where the Chinese company has made big incursions over the past decade. Stephen Wilmot, WSJ, "Where Huawei Loses, Nordics Will Gain," 6 Dec. 2018 But after Russia's incursion into Ukraine five years later, relations quickly eroded. David Ramseur, Anchorage Daily News, "Forced closing of Russia’s Seattle consulate will set back U.S.-Russia relations," 26 Mar. 2018 Now, the committee is recommending moving in the exact opposite direction: going back to paper ballots that can be double-checked, and shoring up our election infrastructure against cyber incursions. Rachel Becker, The Verge, "Experts warn against voting online, call for paper ballots instead," 7 Sep. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'incursion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of incursion

15th century, in the meaning defined at sense 1

History and Etymology for incursion

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

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Statistics for incursion

Last Updated

25 May 2019

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Time Traveler for incursion

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

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English Language Learners Definition of incursion

formal : a sudden invasion or attack : an act of entering a place or area that is controlled by an enemy

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