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 Chinese aircraft fly in the southwestern corner of the zone on an almost daily basis, though the last such large-scale incursion was on January 24 when 12 Chinese fighters were involved. Reuters, CNN, "Chinese fighters buzz Taiwan's air defense zone as it appoints new defense minister," 19 Feb. 2021 Upton cited comments from Trump about his remarks prior to last week’s deadly incursion into the Capitol building in justifying his change of opinion. Zachary Halaschak, Washington Examiner, "'Enough is enough': Another Republican announces support for impeachment," 12 Jan. 2021 Earlier this month, in the wake of the fatal incursion of an angry, mostly white and male mob into the Capitol Building in Washington, DC, Facebook and Twitter blocked Donald Trump’s accounts. Malkia Devich-cyril, Wired, "Banning White Supremacy Isn’t Censorship, It’s Accountability," 31 Jan. 2021 Some of the compromised SolarWinds software was engineered in Eastern Europe, and American investigators are now examining whether the incursion originated there, where Russian intelligence operatives are deeply rooted. New York Times, "As Understanding of Russian Hacking Grows, So Does Alarm," 2 Jan. 2021 The Reuters report said that Taiwan’s air force responded to the incursion. Fox News, "Chinese warplanes enter Taiwan airspace days after Biden takes office," 25 Jan. 2021 Scrolling through the videos taken by right-wing live-streamers of the incursion in D.C., Olmos recognized other familiar faces. Benjamin Wallace-wells, The New Yorker, "The Long Prologue to the Capitol Hill Riot," 18 Jan. 2021 The Justice Department has opened more than 170 case files so far related to the violent incursion. Zachary Halaschak, Washington Examiner, "Pence says invoking 25th Amendment isn't 'in the best interest of our nation'," 12 Jan. 2021 The attending physician for Congress said Sunday elected officials and their staff were potentially exposed to someone infected with COVID-19 while the U.S. Capitol was locked down during an armed incursion by pro-Trump rioters. Elinor Aspegren, USA TODAY, "Coronavirus updates: Disneyland to be transformed into mass vaccination site; Indiana is 10th state to report virus variant; 376K US deaths," 12 Jan. 2021

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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Time Traveler for incursion

Time Traveler

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

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Statistics for incursion

Last Updated

6 Mar 2021

Cite this Entry

“Incursion.” Dictionary, Merriam-Webster, Accessed 7 Mar. 2021.

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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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